28497825

素因数分解:

$3^5\times 5^2\times {\mathrm{4691}}^1$

素因数の和:4716

約数の個数: 36

約数和(自身を含む): 52944528

約数和(自身を除く): 24446703

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 4691, 6075, 14073, 23455, 42219, 70365, 117275, 126657, 211095, 351825, 379971, 633285, 1055475, 1139913, 1899855, 3166425, 5699565, 9499275, 28497825]

約数ペア:

[(1, 28497825), (3, 9499275), (5, 5699565), (9, 3166425), (15, 1899855), (25, 1139913), (27, 1055475), (45, 633285), (75, 379971), (81, 351825), (135, 211095), (225, 126657), (243, 117275), (405, 70365), (675, 42219), (1215, 23455), (2025, 14073), (4691, 6075)]