477993607

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1231}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 625895424

約数和(自身を除く): 147901817

約数列:

[1, 7, 13, 17, 91, 119, 221, 251, 1231, 1547, 1757, 3263, 4267, 8617, 16003, 20927, 22841, 29869, 55471, 112021, 146489, 272051, 308981, 388297, 1904357, 2162867, 4016753, 5252677, 28117271, 36768739, 68284801, 477993607]

約数ペア:

[(1, 477993607), (7, 68284801), (13, 36768739), (17, 28117271), (91, 5252677), (119, 4016753), (221, 2162867), (251, 1904357), (1231, 388297), (1547, 308981), (1757, 272051), (3263, 146489), (4267, 112021), (8617, 55471), (16003, 29869), (20927, 22841)]