71365251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 103403520

約数和(自身を除く): 32038269

約数列:

[1, 3, 23, 43, 67, 69, 129, 201, 359, 989, 1077, 1541, 2881, 2967, 4623, 8257, 8643, 15437, 24053, 24771, 46311, 66263, 72159, 198789, 355051, 553219, 1034279, 1065153, 1659657, 3102837, 23788417, 71365251]

約数ペア:

[(1, 71365251), (3, 23788417), (23, 3102837), (43, 1659657), (67, 1065153), (69, 1034279), (129, 553219), (201, 355051), (359, 198789), (989, 72159), (1077, 66263), (1541, 46311), (2881, 24771), (2967, 24053), (4623, 15437), (8257, 8643)]