1261611

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 2018016

約数和(自身を除く): 756405

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 263, 369, 533, 789, 1599, 2367, 3419, 4797, 10257, 10783, 30771, 32349, 97047, 140179, 420537, 1261611]

約数ペア:

[(1, 1261611), (3, 420537), (9, 140179), (13, 97047), (39, 32349), (41, 30771), (117, 10783), (123, 10257), (263, 4797), (369, 3419), (533, 2367), (789, 1599)]