2698928

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 40

約数和(自身を含む): 5541312

約数和(自身を除く): 2842384

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 97, 148, 188, 194, 296, 376, 388, 592, 752, 776, 1552, 1739, 3478, 3589, 4559, 6956, 7178, 9118, 13912, 14356, 18236, 27824, 28712, 36472, 57424, 72944, 168683, 337366, 674732, 1349464, 2698928]

約数ペア:

[(1, 2698928), (2, 1349464), (4, 674732), (8, 337366), (16, 168683), (37, 72944), (47, 57424), (74, 36472), (94, 28712), (97, 27824), (148, 18236), (188, 14356), (194, 13912), (296, 9118), (376, 7178), (388, 6956), (592, 4559), (752, 3589), (776, 3478), (1552, 1739)]