2653605

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 4650360

約数和(自身を除く): 1996755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 541, 545, 981, 1623, 1635, 2705, 4869, 4905, 8115, 24345, 58969, 176907, 294845, 530721, 884535, 2653605]

約数ペア:

[(1, 2653605), (3, 884535), (5, 530721), (9, 294845), (15, 176907), (45, 58969), (109, 24345), (327, 8115), (541, 4905), (545, 4869), (981, 2705), (1623, 1635)]