171242512

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 411753408

約数和(自身を除く): 240510896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 43, 56, 62, 74, 86, 112, 124, 148, 172, 217, 248, 259, 296, 301, 344, 434, 496, 518, 592, 602, 688, 868, 961, 1036, 1147, 1204, 1333, 1591, 1736, 1922, 2072, 2294, 2408, 2666, 3182, 3472, 3844, 4144, 4588, 4816, 5332, 6364, 6727, 7688, 8029, 9176, 9331, 10664, 11137, 12728, 13454, 15376, 16058, 18352, 18662, 21328, 22274, 25456, 26908, 32116, 35557, 37324, 41323, 44548, 49321, 53816, 64232, 71114, 74648, 82646, 89096, 98642, 107632, 128464, 142228, 149296, 165292, 178192, 197284, 248899, 284456, 289261, 330584, 345247, 394568, 497798, 568912, 578522, 661168, 690494, 789136, 995596, 1157044, 1380988, 1528951, 1991192, 2314088, 2761976, 3057902, 3982384, 4628176, 5523952, 6115804, 10702657, 12231608, 21405314, 24463216, 42810628, 85621256, 171242512]

約数ペア:

[(1, 171242512), (2, 85621256), (4, 42810628), (7, 24463216), (8, 21405314), (14, 12231608), (16, 10702657), (28, 6115804), (31, 5523952), (37, 4628176), (43, 3982384), (56, 3057902), (62, 2761976), (74, 2314088), (86, 1991192), (112, 1528951), (124, 1380988), (148, 1157044), (172, 995596), (217, 789136), (248, 690494), (259, 661168), (296, 578522), (301, 568912), (344, 497798), (434, 394568), (496, 345247), (518, 330584), (592, 289261), (602, 284456), (688, 248899), (868, 197284), (961, 178192), (1036, 165292), (1147, 149296), (1204, 142228), (1333, 128464), (1591, 107632), (1736, 98642), (1922, 89096), (2072, 82646), (2294, 74648), (2408, 71114), (2666, 64232), (3182, 53816), (3472, 49321), (3844, 44548), (4144, 41323), (4588, 37324), (4816, 35557), (5332, 32116), (6364, 26908), (6727, 25456), (7688, 22274), (8029, 21328), (9176, 18662), (9331, 18352), (10664, 16058), (11137, 15376), (12728, 13454)]