40580487

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 63452160

約数和(自身を除く): 22871673

約数列:

[1, 3, 9, 23, 27, 69, 101, 207, 303, 621, 647, 909, 1941, 2323, 2727, 5823, 6969, 14881, 17469, 20907, 44643, 62721, 65347, 133929, 196041, 401787, 588123, 1502981, 1764369, 4508943, 13526829, 40580487]

約数ペア:

[(1, 40580487), (3, 13526829), (9, 4508943), (23, 1764369), (27, 1502981), (69, 588123), (101, 401787), (207, 196041), (303, 133929), (621, 65347), (647, 62721), (909, 44643), (1941, 20907), (2323, 17469), (2727, 14881), (5823, 6969)]