57217355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 76113072

約数和(自身を除く): 18895717

約数列:

[1, 5, 13, 37, 65, 185, 481, 643, 1369, 2405, 3215, 6845, 8359, 17797, 23791, 41795, 88985, 118955, 309283, 880267, 1546415, 4401335, 11443471, 57217355]

約数ペア:

[(1, 57217355), (5, 11443471), (13, 4401335), (37, 1546415), (65, 880267), (185, 309283), (481, 118955), (643, 88985), (1369, 41795), (2405, 23791), (3215, 17797), (6845, 8359)]