66892275

素因数分解:

$3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1636

約数の個数: 36

約数和(自身を含む): 120464760

約数和(自身を除く): 53572485

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1409, 1899, 3165, 4227, 5275, 7045, 9495, 12681, 15825, 21135, 35225, 47475, 63405, 105675, 297299, 317025, 891897, 1486495, 2675691, 4459485, 7432475, 13378455, 22297425, 66892275]

約数ペア:

[(1, 66892275), (3, 22297425), (5, 13378455), (9, 7432475), (15, 4459485), (25, 2675691), (45, 1486495), (75, 891897), (211, 317025), (225, 297299), (633, 105675), (1055, 63405), (1409, 47475), (1899, 35225), (3165, 21135), (4227, 15825), (5275, 12681), (7045, 9495)]