291002859

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 500797440

約数和(自身を除く): 209794581

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 109, 217, 279, 327, 651, 763, 981, 1367, 1953, 2289, 3379, 4101, 6867, 9569, 10137, 12303, 23653, 28707, 30411, 42377, 70959, 86121, 127131, 149003, 212877, 296639, 381393, 447009, 889917, 1043021, 1341027, 2669751, 3129063, 4619093, 9387189, 13857279, 32333651, 41571837, 97000953, 291002859]

約数ペア:

[(1, 291002859), (3, 97000953), (7, 41571837), (9, 32333651), (21, 13857279), (31, 9387189), (63, 4619093), (93, 3129063), (109, 2669751), (217, 1341027), (279, 1043021), (327, 889917), (651, 447009), (763, 381393), (981, 296639), (1367, 212877), (1953, 149003), (2289, 127131), (3379, 86121), (4101, 70959), (6867, 42377), (9569, 30411), (10137, 28707), (12303, 23653)]