27964845

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2427

約数の個数: 40

約数和(自身を含む): 51879960

約数和(自身を除く): 23915115

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 2381, 3915, 7143, 11745, 11905, 21429, 35715, 64287, 69049, 107145, 192861, 207147, 321435, 345245, 621441, 964305, 1035735, 1864323, 3107205, 5592969, 9321615, 27964845]

約数ペア:

[(1, 27964845), (3, 9321615), (5, 5592969), (9, 3107205), (15, 1864323), (27, 1035735), (29, 964305), (45, 621441), (81, 345245), (87, 321435), (135, 207147), (145, 192861), (261, 107145), (405, 69049), (435, 64287), (783, 35715), (1305, 21429), (2349, 11905), (2381, 11745), (3915, 7143)]