1490690286

素因数分解:

$2^1\times 3^2\times {\mathrm{571}}^1\times {\mathrm{145037}}^1$

素因数の和:145616

約数の個数: 24

約数和(自身を含む): 3235507704

約数和(自身を除く): 1744817418

約数列:

[1, 2, 3, 6, 9, 18, 571, 1142, 1713, 3426, 5139, 10278, 145037, 290074, 435111, 870222, 1305333, 2610666, 82816127, 165632254, 248448381, 496896762, 745345143, 1490690286]

約数ペア:

[(1, 1490690286), (2, 745345143), (3, 496896762), (6, 248448381), (9, 165632254), (18, 82816127), (571, 2610666), (1142, 1305333), (1713, 870222), (3426, 435111), (5139, 290074), (10278, 145037)]