397079423

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 454584816

約数和(自身を除く): 57505393

約数列:

[1, 13, 19, 211, 247, 361, 401, 2743, 4009, 4693, 5213, 7619, 52117, 76171, 84611, 99047, 144761, 990223, 1099943, 1607609, 1881893, 20898917, 30544571, 397079423]

約数ペア:

[(1, 397079423), (13, 30544571), (19, 20898917), (211, 1881893), (247, 1607609), (361, 1099943), (401, 990223), (2743, 144761), (4009, 99047), (4693, 84611), (5213, 76171), (7619, 52117)]