258907324

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{382999}}^1$

素因数の和:383029

約数の個数: 18

約数和(自身を含む): 490623000

約数和(自身を除く): 231715676

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 382999, 765998, 1531996, 4978987, 9957974, 19915948, 64726831, 129453662, 258907324]

約数ペア:

[(1, 258907324), (2, 129453662), (4, 64726831), (13, 19915948), (26, 9957974), (52, 4978987), (169, 1531996), (338, 765998), (676, 382999)]