171621828

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2495

約数の個数: 120

約数和(自身を含む): 529503744

約数和(自身を除く): 357881916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 279, 324, 372, 378, 434, 558, 567, 651, 756, 837, 868, 1116, 1134, 1302, 1674, 1953, 2268, 2441, 2511, 2604, 3348, 3906, 4882, 5022, 5859, 7323, 7812, 9764, 10044, 11718, 14646, 17087, 17577, 21969, 23436, 29292, 34174, 35154, 43938, 51261, 65907, 68348, 70308, 75671, 87876, 102522, 131814, 151342, 153783, 197721, 205044, 227013, 263628, 302684, 307566, 395442, 454026, 461349, 529697, 615132, 681039, 790884, 908052, 922698, 1059394, 1362078, 1384047, 1589091, 1845396, 2043117, 2118788, 2724156, 2768094, 3178182, 4086234, 4767273, 5536188, 6129351, 6356364, 8172468, 9534546, 12258702, 14301819, 19069092, 24517404, 28603638, 42905457, 57207276, 85810914, 171621828]

約数ペア:

[(1, 171621828), (2, 85810914), (3, 57207276), (4, 42905457), (6, 28603638), (7, 24517404), (9, 19069092), (12, 14301819), (14, 12258702), (18, 9534546), (21, 8172468), (27, 6356364), (28, 6129351), (31, 5536188), (36, 4767273), (42, 4086234), (54, 3178182), (62, 2768094), (63, 2724156), (81, 2118788), (84, 2043117), (93, 1845396), (108, 1589091), (124, 1384047), (126, 1362078), (162, 1059394), (186, 922698), (189, 908052), (217, 790884), (252, 681039), (279, 615132), (324, 529697), (372, 461349), (378, 454026), (434, 395442), (558, 307566), (567, 302684), (651, 263628), (756, 227013), (837, 205044), (868, 197721), (1116, 153783), (1134, 151342), (1302, 131814), (1674, 102522), (1953, 87876), (2268, 75671), (2441, 70308), (2511, 68348), (2604, 65907), (3348, 51261), (3906, 43938), (4882, 35154), (5022, 34174), (5859, 29292), (7323, 23436), (7812, 21969), (9764, 17577), (10044, 17087), (11718, 14646)]