1320248839

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{40189}}^1$

素因数の和:40247

約数の個数: 24

約数和(自身を含む): 1714987680

約数和(自身を除く): 394738841

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 1729, 2527, 4693, 32851, 40189, 281323, 522457, 763591, 3657199, 5345137, 9926683, 14508229, 69486781, 101557603, 188606977, 1320248839]

約数ペア:

[(1, 1320248839), (7, 188606977), (13, 101557603), (19, 69486781), (91, 14508229), (133, 9926683), (247, 5345137), (361, 3657199), (1729, 763591), (2527, 522457), (4693, 281323), (32851, 40189)]