131478486

素因数分解:

$2^1\times 3^1\times {\mathrm{1997}}^1\times {\mathrm{10973}}^1$

素因数の和:12975

約数の個数: 16

約数和(自身を含む): 263112624

約数和(自身を除く): 131634138

約数列:

[1, 2, 3, 6, 1997, 3994, 5991, 10973, 11982, 21946, 32919, 65838, 21913081, 43826162, 65739243, 131478486]

約数ペア:

[(1, 131478486), (2, 65739243), (3, 43826162), (6, 21913081), (1997, 65838), (3994, 32919), (5991, 21946), (10973, 11982)]