28751307

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4073}}^1$

素因数の和:4270

約数の個数: 16

約数和(自身を含む): 41522208

約数和(自身を除く): 12770901

約数列:

[1, 3, 13, 39, 181, 543, 2353, 4073, 7059, 12219, 52949, 158847, 737213, 2211639, 9583769, 28751307]

約数ペア:

[(1, 28751307), (3, 9583769), (13, 2211639), (39, 737213), (181, 158847), (543, 52949), (2353, 12219), (4073, 7059)]