390653661

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{221083}}^1$

素因数の和:221136

約数の個数: 16

約数和(自身を含む): 565975040

約数和(自身を除く): 175321379

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 221083, 663249, 4200577, 6853573, 12601731, 20560719, 130217887, 390653661]

約数ペア:

[(1, 390653661), (3, 130217887), (19, 20560719), (31, 12601731), (57, 6853573), (93, 4200577), (589, 663249), (1767, 221083)]