221650995

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2851}}^1$

素因数の和:3003

約数の個数: 32

約数和(自身を含む): 364690944

約数和(自身を除く): 143039949

約数列:

[1, 3, 5, 15, 71, 73, 213, 219, 355, 365, 1065, 1095, 2851, 5183, 8553, 14255, 15549, 25915, 42765, 77745, 202421, 208123, 607263, 624369, 1012105, 1040615, 3036315, 3121845, 14776733, 44330199, 73883665, 221650995]

約数ペア:

[(1, 221650995), (3, 73883665), (5, 44330199), (15, 14776733), (71, 3121845), (73, 3036315), (213, 1040615), (219, 1012105), (355, 624369), (365, 607263), (1065, 208123), (1095, 202421), (2851, 77745), (5183, 42765), (8553, 25915), (14255, 15549)]