7891047

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 12418560

約数和(自身を除く): 4527513

約数列:

[1, 3, 9, 23, 27, 69, 97, 131, 207, 291, 393, 621, 873, 1179, 2231, 2619, 3013, 3537, 6693, 9039, 12707, 20079, 27117, 38121, 60237, 81351, 114363, 292261, 343089, 876783, 2630349, 7891047]

約数ペア:

[(1, 7891047), (3, 2630349), (9, 876783), (23, 343089), (27, 292261), (69, 114363), (97, 81351), (131, 60237), (207, 38121), (291, 27117), (393, 20079), (621, 12707), (873, 9039), (1179, 6693), (2231, 3537), (2619, 3013)]