1640743629

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{562091}}^1$

素因数の和:562240

約数の個数: 16

約数和(自身を含む): 2518172160

約数和(自身を除く): 877428531

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 562091, 1686273, 3934637, 11803911, 78130649, 234391947, 546914543, 1640743629]

約数ペア:

[(1, 1640743629), (3, 546914543), (7, 234391947), (21, 78130649), (139, 11803911), (417, 3934637), (973, 1686273), (2919, 562091)]