13121775

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2011}}^1$

素因数の和:2056

約数の個数: 36

約数和(自身を含む): 24325080

約数和(自身を除く): 11203305

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2011, 2175, 6033, 6525, 10055, 18099, 30165, 50275, 58319, 90495, 150825, 174957, 291595, 452475, 524871, 874785, 1457975, 2624355, 4373925, 13121775]

約数ペア:

[(1, 13121775), (3, 4373925), (5, 2624355), (9, 1457975), (15, 874785), (25, 524871), (29, 452475), (45, 291595), (75, 174957), (87, 150825), (145, 90495), (225, 58319), (261, 50275), (435, 30165), (725, 18099), (1305, 10055), (2011, 6525), (2175, 6033)]