280724104

素因数分解:

$2^3\times {\mathrm{67}}^2\times {\mathrm{7817}}^1$

素因数の和:7957

約数の個数: 24

約数和(自身を含む): 534399390

約数和(自身を除く): 253675286

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 4489, 7817, 8978, 15634, 17956, 31268, 35912, 62536, 523739, 1047478, 2094956, 4189912, 35090513, 70181026, 140362052, 280724104]

約数ペア:

[(1, 280724104), (2, 140362052), (4, 70181026), (8, 35090513), (67, 4189912), (134, 2094956), (268, 1047478), (536, 523739), (4489, 62536), (7817, 35912), (8978, 31268), (15634, 17956)]