389223961

素因数分解:

$7^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1\times {\mathrm{617}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 448638336

約数和(自身を除く): 59414375

約数列:

[1, 7, 227, 397, 617, 1589, 2779, 4319, 90119, 140059, 244949, 630833, 980413, 1714643, 55603423, 389223961]

約数ペア:

[(1, 389223961), (7, 55603423), (227, 1714643), (397, 980413), (617, 630833), (1589, 244949), (2779, 140059), (4319, 90119)]