13940575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 19034496

約数和(自身を除く): 5093921

約数列:

[1, 5, 11, 25, 55, 163, 275, 311, 815, 1555, 1793, 3421, 4075, 7775, 8965, 17105, 44825, 50693, 85525, 253465, 557623, 1267325, 2788115, 13940575]

約数ペア:

[(1, 13940575), (5, 2788115), (11, 1267325), (25, 557623), (55, 253465), (163, 85525), (275, 50693), (311, 44825), (815, 17105), (1555, 8965), (1793, 7775), (3421, 4075)]