15697818556

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 33370444800

約数和(自身を除く): 17672626244

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 79, 98, 109, 131, 142, 158, 196, 218, 262, 284, 316, 436, 497, 524, 553, 763, 917, 994, 1106, 1526, 1834, 1988, 2212, 3052, 3479, 3668, 3871, 5341, 5609, 6419, 6958, 7739, 7742, 8611, 9301, 10349, 10682, 11218, 12838, 13916, 14279, 15478, 15484, 17222, 18602, 20698, 21364, 22436, 25676, 28558, 30956, 34444, 37204, 39263, 41396, 54173, 57116, 60277, 65107, 72443, 78526, 99953, 108346, 120554, 130214, 144886, 157052, 199906, 216692, 241108, 260428, 274841, 289772, 379211, 399812, 421939, 455749, 507101, 549682, 611381, 699671, 734779, 758422, 843878, 911498, 1013809, 1014202, 1099364, 1128041, 1222762, 1399342, 1469558, 1516844, 1687756, 1822996, 2027618, 2028404, 2256082, 2445524, 2798684, 2939116, 4055236, 4279667, 4512164, 5143453, 7096663, 7896287, 8559334, 10286906, 14193326, 15792574, 17118668, 20573812, 28386652, 29957669, 31585148, 36004171, 49676641, 55274009, 59915338, 72008342, 80090911, 99353282, 110548018, 119830676, 144016684, 160181822, 198706564, 221096036, 320363644, 560636377, 1121272754, 2242545508, 3924454639, 7848909278, 15697818556]

約数ペア:

[(1, 15697818556), (2, 7848909278), (4, 3924454639), (7, 2242545508), (14, 1121272754), (28, 560636377), (49, 320363644), (71, 221096036), (79, 198706564), (98, 160181822), (109, 144016684), (131, 119830676), (142, 110548018), (158, 99353282), (196, 80090911), (218, 72008342), (262, 59915338), (284, 55274009), (316, 49676641), (436, 36004171), (497, 31585148), (524, 29957669), (553, 28386652), (763, 20573812), (917, 17118668), (994, 15792574), (1106, 14193326), (1526, 10286906), (1834, 8559334), (1988, 7896287), (2212, 7096663), (3052, 5143453), (3479, 4512164), (3668, 4279667), (3871, 4055236), (5341, 2939116), (5609, 2798684), (6419, 2445524), (6958, 2256082), (7739, 2028404), (7742, 2027618), (8611, 1822996), (9301, 1687756), (10349, 1516844), (10682, 1469558), (11218, 1399342), (12838, 1222762), (13916, 1128041), (14279, 1099364), (15478, 1014202), (15484, 1013809), (17222, 911498), (18602, 843878), (20698, 758422), (21364, 734779), (22436, 699671), (25676, 611381), (28558, 549682), (30956, 507101), (34444, 455749), (37204, 421939), (39263, 399812), (41396, 379211), (54173, 289772), (57116, 274841), (60277, 260428), (65107, 241108), (72443, 216692), (78526, 199906), (99953, 157052), (108346, 144886), (120554, 130214)]