290305887

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1\times {\mathrm{1997}}^1$

素因数の和:3078

約数の個数: 16

約数和(自身を含む): 395891712

約数和(自身を除く): 105585825

約数列:

[1, 3, 47, 141, 1031, 1997, 3093, 5991, 48457, 93859, 145371, 281577, 2058907, 6176721, 96768629, 290305887]

約数ペア:

[(1, 290305887), (3, 96768629), (47, 6176721), (141, 2058907), (1031, 281577), (1997, 145371), (3093, 93859), (5991, 48457)]