28285748

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 50579592

約数和(自身を除く): 22293844

約数列:

[1, 2, 4, 73, 146, 157, 292, 314, 617, 628, 1234, 2468, 11461, 22922, 45041, 45844, 90082, 96869, 180164, 193738, 387476, 7071437, 14142874, 28285748]

約数ペア:

[(1, 28285748), (2, 14142874), (4, 7071437), (73, 387476), (146, 193738), (157, 180164), (292, 96869), (314, 90082), (617, 45844), (628, 45041), (1234, 22922), (2468, 11461)]