1280698

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 16

約数和(自身を含む): 2021760

約数和(自身を除く): 741062

約数列:

[1, 2, 29, 58, 71, 142, 311, 622, 2059, 4118, 9019, 18038, 22081, 44162, 640349, 1280698]

約数ペア:

[(1, 1280698), (2, 640349), (29, 44162), (58, 22081), (71, 18038), (142, 9019), (311, 4118), (622, 2059)]