2017557339

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691181}}^1$

素因数の和:691330

約数の個数: 16

約数和(自身を含む): 3096495360

約数和(自身を除く): 1078938021

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 691181, 2073543, 4838267, 14514801, 96074159, 288222477, 672519113, 2017557339]

約数ペア:

[(1, 2017557339), (3, 672519113), (7, 288222477), (21, 96074159), (139, 14514801), (417, 4838267), (973, 2073543), (2919, 691181)]