68717978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{288731}}^1$

素因数の和:288757

約数の個数: 16

約数和(自身を含む): 124732224

約数和(自身を除く): 56014246

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 288731, 577462, 2021117, 4042234, 4908427, 9816854, 34358989, 68717978]

約数ペア:

[(1, 68717978), (2, 34358989), (7, 9816854), (14, 4908427), (17, 4042234), (34, 2021117), (119, 577462), (238, 288731)]