253187426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1163}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 424906560

約数和(自身を除く): 171719134

約数列:

[1, 2, 17, 19, 34, 38, 323, 337, 646, 674, 1163, 2326, 5729, 6403, 11458, 12806, 19771, 22097, 39542, 44194, 108851, 217702, 375649, 391931, 751298, 783862, 6662827, 7446689, 13325654, 14893378, 126593713, 253187426]

約数ペア:

[(1, 253187426), (2, 126593713), (17, 14893378), (19, 13325654), (34, 7446689), (38, 6662827), (323, 783862), (337, 751298), (646, 391931), (674, 375649), (1163, 217702), (2326, 108851), (5729, 44194), (6403, 39542), (11458, 22097), (12806, 19771)]