218874145

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{47737}}^1$

素因数の和:47880

約数の個数: 16

約数和(自身を含む): 302467968

約数和(自身を除く): 83593823

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 47737, 238685, 334159, 1670795, 6253547, 31267735, 43774829, 218874145]

約数ペア:

[(1, 218874145), (5, 43774829), (7, 31267735), (35, 6253547), (131, 1670795), (655, 334159), (917, 238685), (4585, 47737)]