55680915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 91872000

約数和(自身を除く): 36191085

約数列:

[1, 3, 5, 15, 43, 129, 173, 215, 499, 519, 645, 865, 1497, 2495, 2595, 7439, 7485, 21457, 22317, 37195, 64371, 86327, 107285, 111585, 258981, 321855, 431635, 1294905, 3712061, 11136183, 18560305, 55680915]

約数ペア:

[(1, 55680915), (3, 18560305), (5, 11136183), (15, 3712061), (43, 1294905), (129, 431635), (173, 321855), (215, 258981), (499, 111585), (519, 107285), (645, 86327), (865, 64371), (1497, 37195), (2495, 22317), (2595, 21457), (7439, 7485)]