63561421

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 80744832

約数和(自身を除く): 17183411

約数列:

[1, 7, 11, 77, 101, 121, 707, 743, 847, 1111, 5201, 7777, 8173, 12221, 57211, 75043, 85547, 89903, 525301, 629321, 825473, 5778311, 9080203, 63561421]

約数ペア:

[(1, 63561421), (7, 9080203), (11, 5778311), (77, 825473), (101, 629321), (121, 525301), (707, 89903), (743, 85547), (847, 75043), (1111, 57211), (5201, 12221), (7777, 8173)]