128437304

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{102259}}^1$

素因数の和:102422

約数の個数: 16

約数和(自身を含む): 242356200

約数和(自身を除く): 113918896

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 102259, 204518, 409036, 818072, 16054663, 32109326, 64218652, 128437304]

約数ペア:

[(1, 128437304), (2, 64218652), (4, 32109326), (8, 16054663), (157, 818072), (314, 409036), (628, 204518), (1256, 102259)]