22140665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 27772416

約数和(自身を除く): 5631751

約数列:

[1, 5, 31, 83, 155, 415, 1721, 2573, 8605, 12865, 53351, 142843, 266755, 714215, 4428133, 22140665]

約数ペア:

[(1, 22140665), (5, 4428133), (31, 714215), (83, 266755), (155, 142843), (415, 53351), (1721, 12865), (2573, 8605)]