131433987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 191600640

約数和(自身を除く): 60166653

約数列:

[1, 3, 17, 41, 51, 123, 239, 263, 697, 717, 789, 2091, 4063, 4471, 9799, 10783, 12189, 13413, 29397, 32349, 62857, 166583, 183311, 188571, 499749, 549933, 1068569, 2577137, 3205707, 7731411, 43811329, 131433987]

約数ペア:

[(1, 131433987), (3, 43811329), (17, 7731411), (41, 3205707), (51, 2577137), (123, 1068569), (239, 549933), (263, 499749), (697, 188571), (717, 183311), (789, 166583), (2091, 62857), (4063, 32349), (4471, 29397), (9799, 13413), (10783, 12189)]