380446155

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{196613}}^1$

素因数の和:196667

約数の個数: 24

約数和(自身を含む): 674779248

約数和(自身を除く): 294333093

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 196613, 589839, 983065, 1769517, 2949195, 8454359, 8847585, 25363077, 42271795, 76089231, 126815385, 380446155]

約数ペア:

[(1, 380446155), (3, 126815385), (5, 76089231), (9, 42271795), (15, 25363077), (43, 8847585), (45, 8454359), (129, 2949195), (215, 1769517), (387, 983065), (645, 589839), (1935, 196613)]