15018885

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 31887360

約数和(自身を除く): 16868475

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 691, 805, 945, 1035, 1449, 2073, 2415, 3105, 3455, 4347, 4837, 6219, 7245, 10365, 14511, 15893, 18657, 21735, 24185, 31095, 43533, 47679, 72555, 79465, 93285, 111251, 130599, 143037, 217665, 238395, 333753, 429111, 556255, 652995, 715185, 1001259, 1668765, 2145555, 3003777, 5006295, 15018885]

約数ペア:

[(1, 15018885), (3, 5006295), (5, 3003777), (7, 2145555), (9, 1668765), (15, 1001259), (21, 715185), (23, 652995), (27, 556255), (35, 429111), (45, 333753), (63, 238395), (69, 217665), (105, 143037), (115, 130599), (135, 111251), (161, 93285), (189, 79465), (207, 72555), (315, 47679), (345, 43533), (483, 31095), (621, 24185), (691, 21735), (805, 18657), (945, 15893), (1035, 14511), (1449, 10365), (2073, 7245), (2415, 6219), (3105, 4837), (3455, 4347)]