28654576

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 57722000

約数和(自身を除く): 29067424

約数列:

[1, 2, 4, 8, 16, 37, 74, 97, 148, 194, 296, 388, 499, 592, 776, 998, 1552, 1996, 3589, 3992, 7178, 7984, 14356, 18463, 28712, 36926, 48403, 57424, 73852, 96806, 147704, 193612, 295408, 387224, 774448, 1790911, 3581822, 7163644, 14327288, 28654576]

約数ペア:

[(1, 28654576), (2, 14327288), (4, 7163644), (8, 3581822), (16, 1790911), (37, 774448), (74, 387224), (97, 295408), (148, 193612), (194, 147704), (296, 96806), (388, 73852), (499, 57424), (592, 48403), (776, 36926), (998, 28712), (1552, 18463), (1996, 14356), (3589, 7984), (3992, 7178)]