151557777

素因数分解:

$3^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1607}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 257280000

約数和(自身を除く): 105722223

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 499, 1497, 1607, 3493, 4491, 4821, 10479, 11249, 13473, 14463, 31437, 33747, 43389, 94311, 101241, 303723, 801893, 2405679, 5613251, 7217037, 16839753, 21651111, 50519259, 151557777]

約数ペア:

[(1, 151557777), (3, 50519259), (7, 21651111), (9, 16839753), (21, 7217037), (27, 5613251), (63, 2405679), (189, 801893), (499, 303723), (1497, 101241), (1607, 94311), (3493, 43389), (4491, 33747), (4821, 31437), (10479, 14463), (11249, 13473)]