13900145

素因数分解:

$5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1277}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 19139328

約数和(自身を除く): 5239183

約数列:

[1, 5, 7, 35, 311, 1277, 1555, 2177, 6385, 8939, 10885, 44695, 397147, 1985735, 2780029, 13900145]

約数ペア:

[(1, 13900145), (5, 2780029), (7, 1985735), (35, 397147), (311, 44695), (1277, 10885), (1555, 8939), (2177, 6385)]