211875890

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{88651}}^1$

素因数の和:88897

約数の個数: 16

約数和(自身を含む): 382976640

約数和(自身を除く): 171100750

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 88651, 177302, 443255, 886510, 21187589, 42375178, 105937945, 211875890]

約数ペア:

[(1, 211875890), (2, 105937945), (5, 42375178), (10, 21187589), (239, 886510), (478, 443255), (1195, 177302), (2390, 88651)]