215345005

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{2017}}^1$

素因数の和:2316

約数の個数: 16

約数和(自身を含む): 262113984

約数和(自身を除く): 46768979

約数列:

[1, 5, 131, 163, 655, 815, 2017, 10085, 21353, 106765, 264227, 328771, 1321135, 1643855, 43069001, 215345005]

約数ペア:

[(1, 215345005), (5, 43069001), (131, 1643855), (163, 1321135), (655, 328771), (815, 264227), (2017, 106765), (10085, 21353)]