1661295441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{19603}}^1$

素因数の和:19713

約数の個数: 32

約数和(自身を含む): 2489864832

約数和(自身を除く): 828569391

約数列:

[1, 3, 13, 39, 41, 53, 123, 159, 533, 689, 1599, 2067, 2173, 6519, 19603, 28249, 58809, 84747, 254839, 764517, 803723, 1038959, 2411169, 3116877, 10448399, 13506467, 31345197, 40519401, 42597319, 127791957, 553765147, 1661295441]

約数ペア:

[(1, 1661295441), (3, 553765147), (13, 127791957), (39, 42597319), (41, 40519401), (53, 31345197), (123, 13506467), (159, 10448399), (533, 3116877), (689, 2411169), (1599, 1038959), (2067, 803723), (2173, 764517), (6519, 254839), (19603, 84747), (28249, 58809)]