391036317

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{115657}}^1$

素因数の和:115697

約数の個数: 24

約数和(自身を含む): 632880576

約数和(自身を除く): 241844259

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 115657, 346971, 809599, 2428797, 2660111, 5667193, 7980333, 17001579, 18620777, 55862331, 130345439, 391036317]

約数ペア:

[(1, 391036317), (3, 130345439), (7, 55862331), (21, 18620777), (23, 17001579), (49, 7980333), (69, 5667193), (147, 2660111), (161, 2428797), (483, 809599), (1127, 346971), (3381, 115657)]