128366968

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{102203}}^1$

素因数の和:102366

約数の個数: 16

約数和(自身を含む): 242223480

約数和(自身を除く): 113856512

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 102203, 204406, 408812, 817624, 16045871, 32091742, 64183484, 128366968]

約数ペア:

[(1, 128366968), (2, 64183484), (4, 32091742), (8, 16045871), (157, 817624), (314, 408812), (628, 204406), (1256, 102203)]