81609756

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{63559}}^1$

素因数の和:63673

約数の個数: 24

約数和(自身を含む): 192205440

約数和(自身を除く): 110595684

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 63559, 127118, 190677, 254236, 381354, 762708, 6800813, 13601626, 20402439, 27203252, 40804878, 81609756]

約数ペア:

[(1, 81609756), (2, 40804878), (3, 27203252), (4, 20402439), (6, 13601626), (12, 6800813), (107, 762708), (214, 381354), (321, 254236), (428, 190677), (642, 127118), (1284, 63559)]