721802007

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{1013}}^1\times {\mathrm{1931}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 1069640208

約数和(自身を除く): 347838201

約数列:

[1, 3, 9, 41, 123, 369, 1013, 1931, 3039, 5793, 9117, 17379, 41533, 79171, 124599, 237513, 373797, 712539, 1956103, 5868309, 17604927, 80200223, 240600669, 721802007]

約数ペア:

[(1, 721802007), (3, 240600669), (9, 80200223), (41, 17604927), (123, 5868309), (369, 1956103), (1013, 712539), (1931, 373797), (3039, 237513), (5793, 124599), (9117, 79171), (17379, 41533)]