66801825

素因数分解:

$3^2\times 5^2\times {\mathrm{337}}^1\times {\mathrm{881}}^1$

素因数の和:1234

約数の個数: 36

約数和(自身を含む): 120140748

約数和(自身を除く): 53338923

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 337, 881, 1011, 1685, 2643, 3033, 4405, 5055, 7929, 8425, 13215, 15165, 22025, 25275, 39645, 66075, 75825, 198225, 296897, 890691, 1484485, 2672073, 4453455, 7422425, 13360365, 22267275, 66801825]

約数ペア:

[(1, 66801825), (3, 22267275), (5, 13360365), (9, 7422425), (15, 4453455), (25, 2672073), (45, 1484485), (75, 890691), (225, 296897), (337, 198225), (881, 75825), (1011, 66075), (1685, 39645), (2643, 25275), (3033, 22025), (4405, 15165), (5055, 13215), (7929, 8425)]