72186765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 140009472

約数和(自身を除く): 67822707

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 71, 105, 115, 161, 213, 345, 355, 421, 483, 497, 805, 1065, 1263, 1491, 1633, 2105, 2415, 2485, 2947, 4899, 6315, 7455, 8165, 8841, 9683, 11431, 14735, 24495, 29049, 29891, 34293, 44205, 48415, 57155, 67781, 89673, 145245, 149455, 171465, 203343, 209237, 338905, 448365, 627711, 687493, 1016715, 1046185, 2062479, 3138555, 3437465, 4812451, 10312395, 14437353, 24062255, 72186765]

約数ペア:

[(1, 72186765), (3, 24062255), (5, 14437353), (7, 10312395), (15, 4812451), (21, 3437465), (23, 3138555), (35, 2062479), (69, 1046185), (71, 1016715), (105, 687493), (115, 627711), (161, 448365), (213, 338905), (345, 209237), (355, 203343), (421, 171465), (483, 149455), (497, 145245), (805, 89673), (1065, 67781), (1263, 57155), (1491, 48415), (1633, 44205), (2105, 34293), (2415, 29891), (2485, 29049), (2947, 24495), (4899, 14735), (6315, 11431), (7455, 9683), (8165, 8841)]