75159009

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{40343}}^1$

素因数の和:40378

約数の個数: 20

約数和(自身を含む): 117158976

約数和(自身を除く): 41999967

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 40343, 121029, 363087, 927889, 1089261, 2783667, 3267783, 8351001, 25053003, 75159009]

約数ペア:

[(1, 75159009), (3, 25053003), (9, 8351001), (23, 3267783), (27, 2783667), (69, 1089261), (81, 927889), (207, 363087), (621, 121029), (1863, 40343)]