28275507

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80557}}^1$

素因数の和:80579

約数の個数: 16

約数和(自身を含む): 45112480

約数和(自身を除く): 16836973

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80557, 241671, 725013, 1047241, 2175039, 3141723, 9425169, 28275507]

約数ペア:

[(1, 28275507), (3, 9425169), (9, 3141723), (13, 2175039), (27, 1047241), (39, 725013), (117, 241671), (351, 80557)]