39912639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 59505600

約数和(自身を除く): 19592961

約数列:

[1, 3, 13, 39, 41, 109, 123, 229, 327, 533, 687, 1417, 1599, 2977, 4251, 4469, 8931, 9389, 13407, 24961, 28167, 58097, 74883, 122057, 174291, 324493, 366171, 973479, 1023401, 3070203, 13304213, 39912639]

約数ペア:

[(1, 39912639), (3, 13304213), (13, 3070203), (39, 1023401), (41, 973479), (109, 366171), (123, 324493), (229, 174291), (327, 122057), (533, 74883), (687, 58097), (1417, 28167), (1599, 24961), (2977, 13407), (4251, 9389), (4469, 8931)]