129408069

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{6619}}^1$

素因数の和:6662

約数の個数: 32

約数和(自身を含む): 211840000

約数和(自身を除く): 82431931

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 6619, 19551, 19857, 46333, 125761, 138999, 324331, 377283, 880327, 972993, 2270317, 2640981, 6162289, 6810951, 18486867, 43136023, 129408069]

約数ペア:

[(1, 129408069), (3, 43136023), (7, 18486867), (19, 6810951), (21, 6162289), (49, 2640981), (57, 2270317), (133, 972993), (147, 880327), (343, 377283), (399, 324331), (931, 138999), (1029, 125761), (2793, 46333), (6517, 19857), (6619, 19551)]