289326538

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1\times {\mathrm{4951}}^1$

素因数の和:5493

約数の個数: 16

約数和(自身を含む): 442114560

約数和(自身を除く): 152788022

約数列:

[1, 2, 61, 122, 479, 958, 4951, 9902, 29219, 58438, 302011, 604022, 2371529, 4743058, 144663269, 289326538]

約数ペア:

[(1, 289326538), (2, 144663269), (61, 4743058), (122, 2371529), (479, 604022), (958, 302011), (4951, 58438), (9902, 29219)]