217794164

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{24851}}^1$

素因数の和:25175

約数の個数: 24

約数和(自身を含む): 436997568

約数和(自身を除く): 219203404

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 24851, 49702, 99404, 173957, 347914, 695828, 7778363, 15556726, 31113452, 54448541, 108897082, 217794164]

約数ペア:

[(1, 217794164), (2, 108897082), (4, 54448541), (7, 31113452), (14, 15556726), (28, 7778363), (313, 695828), (626, 347914), (1252, 173957), (2191, 99404), (4382, 49702), (8764, 24851)]