217195870

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 395756928

約数和(自身を除く): 178561058

約数列:

[1, 2, 5, 10, 163, 227, 326, 454, 587, 815, 1135, 1174, 1630, 2270, 2935, 5870, 37001, 74002, 95681, 133249, 185005, 191362, 266498, 370010, 478405, 666245, 956810, 1332490, 21719587, 43439174, 108597935, 217195870]

約数ペア:

[(1, 217195870), (2, 108597935), (5, 43439174), (10, 21719587), (163, 1332490), (227, 956810), (326, 666245), (454, 478405), (587, 370010), (815, 266498), (1135, 191362), (1174, 185005), (1630, 133249), (2270, 95681), (2935, 74002), (5870, 37001)]