138773990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{478531}}^1$

素因数の和:478567

約数の個数: 16

約数和(自身を含む): 258407280

約数和(自身を除く): 119633290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 478531, 957062, 2392655, 4785310, 13877399, 27754798, 69386995, 138773990]

約数ペア:

[(1, 138773990), (2, 69386995), (5, 27754798), (10, 13877399), (29, 4785310), (58, 2392655), (145, 957062), (290, 478531)]