61651315

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 81913104

約数和(自身を除く): 20261789

約数列:

[1, 5, 11, 55, 121, 181, 563, 605, 905, 1991, 2815, 6193, 9955, 21901, 30965, 68123, 101903, 109505, 340615, 509515, 1120933, 5604665, 12330263, 61651315]

約数ペア:

[(1, 61651315), (5, 12330263), (11, 5604665), (55, 1120933), (121, 509515), (181, 340615), (563, 109505), (605, 101903), (905, 68123), (1991, 30965), (2815, 21901), (6193, 9955)]