1640185887

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1\times {\mathrm{13709}}^1$

素因数の和:15830

約数の個数: 16

約数和(自身を含む): 2303280000

約数和(自身を除く): 663094113

約数列:

[1, 3, 19, 57, 2099, 6297, 13709, 39881, 41127, 119643, 260471, 781413, 28775191, 86325573, 546728629, 1640185887]

約数ペア:

[(1, 1640185887), (3, 546728629), (19, 86325573), (57, 28775191), (2099, 781413), (6297, 260471), (13709, 119643), (39881, 41127)]