15988588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 37997568

約数和(自身を除く): 22008980

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 37, 44, 46, 61, 74, 77, 92, 122, 148, 154, 161, 244, 253, 259, 308, 322, 407, 427, 506, 518, 644, 671, 814, 851, 854, 1012, 1036, 1342, 1403, 1628, 1702, 1708, 1771, 2257, 2684, 2806, 2849, 3404, 3542, 4514, 4697, 5612, 5698, 5957, 7084, 9028, 9361, 9394, 9821, 11396, 11914, 15433, 15799, 18722, 18788, 19642, 23828, 24827, 30866, 31598, 37444, 39284, 49654, 51911, 61732, 63196, 65527, 99308, 103822, 108031, 131054, 173789, 207644, 216062, 262108, 347578, 363377, 432124, 571021, 695156, 726754, 1142042, 1453508, 2284084, 3997147, 7994294, 15988588]

約数ペア:

[(1, 15988588), (2, 7994294), (4, 3997147), (7, 2284084), (11, 1453508), (14, 1142042), (22, 726754), (23, 695156), (28, 571021), (37, 432124), (44, 363377), (46, 347578), (61, 262108), (74, 216062), (77, 207644), (92, 173789), (122, 131054), (148, 108031), (154, 103822), (161, 99308), (244, 65527), (253, 63196), (259, 61732), (308, 51911), (322, 49654), (407, 39284), (427, 37444), (506, 31598), (518, 30866), (644, 24827), (671, 23828), (814, 19642), (851, 18788), (854, 18722), (1012, 15799), (1036, 15433), (1342, 11914), (1403, 11396), (1628, 9821), (1702, 9394), (1708, 9361), (1771, 9028), (2257, 7084), (2684, 5957), (2806, 5698), (2849, 5612), (3404, 4697), (3542, 4514)]