313201809

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{89923}}^1$

素因数の和:89978

約数の個数: 20

約数和(自身を含む): 478755376

約数和(自身を除く): 165553567

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 89923, 269769, 809307, 2427921, 3866689, 7283763, 11600067, 34800201, 104400603, 313201809]

約数ペア:

[(1, 313201809), (3, 104400603), (9, 34800201), (27, 11600067), (43, 7283763), (81, 3866689), (129, 2427921), (387, 809307), (1161, 269769), (3483, 89923)]