64474263

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 110510400

約数和(自身を除く): 46036137

約数列:

[1, 3, 7, 9, 21, 41, 63, 109, 123, 229, 287, 327, 369, 687, 763, 861, 981, 1603, 2061, 2289, 2583, 4469, 4809, 6867, 9389, 13407, 14427, 24961, 28167, 31283, 40221, 65723, 74883, 84501, 93849, 174727, 197169, 224649, 281547, 524181, 591507, 1023401, 1572543, 3070203, 7163807, 9210609, 21491421, 64474263]

約数ペア:

[(1, 64474263), (3, 21491421), (7, 9210609), (9, 7163807), (21, 3070203), (41, 1572543), (63, 1023401), (109, 591507), (123, 524181), (229, 281547), (287, 224649), (327, 197169), (369, 174727), (687, 93849), (763, 84501), (861, 74883), (981, 65723), (1603, 40221), (2061, 31283), (2289, 28167), (2583, 24961), (4469, 14427), (4809, 13407), (6867, 9389)]