12901275

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:322

約数の個数: 60

約数和(自身を含む): 25026672

約数和(自身を除く): 12125397

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 277, 345, 405, 575, 621, 675, 831, 1035, 1385, 1725, 1863, 2025, 2493, 3105, 4155, 5175, 6371, 6925, 7479, 9315, 12465, 15525, 19113, 20775, 22437, 31855, 37395, 46575, 57339, 62325, 95565, 112185, 159275, 172017, 186975, 286695, 477825, 516051, 560925, 860085, 1433475, 2580255, 4300425, 12901275]

約数ペア:

[(1, 12901275), (3, 4300425), (5, 2580255), (9, 1433475), (15, 860085), (23, 560925), (25, 516051), (27, 477825), (45, 286695), (69, 186975), (75, 172017), (81, 159275), (115, 112185), (135, 95565), (207, 62325), (225, 57339), (277, 46575), (345, 37395), (405, 31855), (575, 22437), (621, 20775), (675, 19113), (831, 15525), (1035, 12465), (1385, 9315), (1725, 7479), (1863, 6925), (2025, 6371), (2493, 5175), (3105, 4155)]