61780563

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 104146560

約数和(自身を除く): 42365997

約数列:

[1, 3, 9, 13, 27, 39, 41, 53, 81, 117, 123, 159, 243, 351, 369, 477, 533, 689, 729, 1053, 1107, 1431, 1599, 2067, 2173, 2187, 3159, 3321, 4293, 4797, 6201, 6519, 9477, 9963, 12879, 14391, 18603, 19557, 28249, 28431, 29889, 38637, 43173, 55809, 58671, 84747, 89667, 115911, 129519, 167427, 176013, 254241, 388557, 502281, 528039, 762723, 1165671, 1506843, 1584117, 2288169, 4752351, 6864507, 20593521, 61780563]

約数ペア:

[(1, 61780563), (3, 20593521), (9, 6864507), (13, 4752351), (27, 2288169), (39, 1584117), (41, 1506843), (53, 1165671), (81, 762723), (117, 528039), (123, 502281), (159, 388557), (243, 254241), (351, 176013), (369, 167427), (477, 129519), (533, 115911), (689, 89667), (729, 84747), (1053, 58671), (1107, 55809), (1431, 43173), (1599, 38637), (2067, 29889), (2173, 28431), (2187, 28249), (3159, 19557), (3321, 18603), (4293, 14391), (4797, 12879), (6201, 9963), (6519, 9477)]