28713285

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2287}}^1$

素因数の和:2335

約数の個数: 40

約数和(自身を含む): 53154816

約数和(自身を除く): 24441531

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2287, 2511, 4185, 6861, 11435, 12555, 20583, 34305, 61749, 70897, 102915, 185247, 212691, 308745, 354485, 638073, 926235, 1063455, 1914219, 3190365, 5742657, 9571095, 28713285]

約数ペア:

[(1, 28713285), (3, 9571095), (5, 5742657), (9, 3190365), (15, 1914219), (27, 1063455), (31, 926235), (45, 638073), (81, 354485), (93, 308745), (135, 212691), (155, 185247), (279, 102915), (405, 70897), (465, 61749), (837, 34305), (1395, 20583), (2287, 12555), (2511, 11435), (4185, 6861)]