31621383

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 47258640

約数和(自身を除く): 15637257

約数列:

[1, 3, 9, 43, 101, 129, 303, 387, 809, 909, 2427, 4343, 7281, 13029, 34787, 39087, 81709, 104361, 245127, 313083, 735381, 3513487, 10540461, 31621383]

約数ペア:

[(1, 31621383), (3, 10540461), (9, 3513487), (43, 735381), (101, 313083), (129, 245127), (303, 104361), (387, 81709), (809, 39087), (909, 34787), (2427, 13029), (4343, 7281)]