128450413

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{28807}}^1$

素因数の和:28841

約数の個数: 16

約数和(自身を含む): 161324800

約数和(自身を除く): 32874387

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 28807, 201649, 374491, 1411543, 2621437, 9880801, 18350059, 128450413]

約数ペア:

[(1, 128450413), (7, 18350059), (13, 9880801), (49, 2621437), (91, 1411543), (343, 374491), (637, 201649), (4459, 28807)]