15645969

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 23423400

約数和(自身を除く): 7777431

約数列:

[1, 3, 9, 41, 109, 123, 327, 369, 389, 981, 1167, 3501, 4469, 13407, 15949, 40221, 42401, 47847, 127203, 143541, 381609, 1738441, 5215323, 15645969]

約数ペア:

[(1, 15645969), (3, 5215323), (9, 1738441), (41, 381609), (109, 143541), (123, 127203), (327, 47847), (369, 42401), (389, 40221), (981, 15949), (1167, 13407), (3501, 4469)]