2661967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 3354624

約数和(自身を除く): 692657

約数列:

[1, 7, 11, 77, 181, 191, 1267, 1337, 1991, 2101, 13937, 14707, 34571, 241997, 380281, 2661967]

約数ペア:

[(1, 2661967), (7, 380281), (11, 241997), (77, 34571), (181, 14707), (191, 13937), (1267, 2101), (1337, 1991)]