247996856

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{709}}^1\times {\mathrm{1901}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 486151200

約数和(自身を除く): 238154344

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 709, 1418, 1901, 2836, 3802, 5672, 7604, 15208, 16307, 32614, 43723, 65228, 87446, 130456, 174892, 349784, 1347809, 2695618, 5391236, 10782472, 30999607, 61999214, 123998428, 247996856]

約数ペア:

[(1, 247996856), (2, 123998428), (4, 61999214), (8, 30999607), (23, 10782472), (46, 5391236), (92, 2695618), (184, 1347809), (709, 349784), (1418, 174892), (1901, 130456), (2836, 87446), (3802, 65228), (5672, 43723), (7604, 32614), (15208, 16307)]