90278139

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{32323}}^1$

素因数の和:32359

約数の個数: 24

約数和(自身を含む): 147397440

約数和(自身を除く): 57119301

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 32323, 96969, 226261, 614137, 678783, 1583827, 1842411, 4298959, 4751481, 12896877, 30092713, 90278139]

約数ペア:

[(1, 90278139), (3, 30092713), (7, 12896877), (19, 4751481), (21, 4298959), (49, 1842411), (57, 1583827), (133, 678783), (147, 614137), (399, 226261), (931, 96969), (2793, 32323)]