25997612

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 46519200

約数和(自身を除く): 20521588

約数列:

[1, 2, 4, 89, 103, 178, 206, 356, 412, 709, 1418, 2836, 9167, 18334, 36668, 63101, 73027, 126202, 146054, 252404, 292108, 6499403, 12998806, 25997612]

約数ペア:

[(1, 25997612), (2, 12998806), (4, 6499403), (89, 292108), (103, 252404), (178, 146054), (206, 126202), (356, 73027), (412, 63101), (709, 36668), (1418, 18334), (2836, 9167)]