405405796

素因数分解:

$2^2\times {\mathrm{2621}}^1\times {\mathrm{38669}}^1$

素因数の和:41294

約数の個数: 12

約数和(自身を含む): 709749180

約数和(自身を除く): 304343384

約数列:

[1, 2, 4, 2621, 5242, 10484, 38669, 77338, 154676, 101351449, 202702898, 405405796]

約数ペア:

[(1, 405405796), (2, 202702898), (4, 101351449), (2621, 154676), (5242, 77338), (10484, 38669)]