227583993

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19387}}^1$

素因数の和:19453

約数の個数: 32

約数和(自身を含む): 382176256

約数和(自身を除く): 154592263

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 19387, 58161, 135709, 252031, 407127, 756093, 833641, 1764217, 2500923, 5292651, 5835487, 10837333, 17506461, 32511999, 75861331, 227583993]

約数ペア:

[(1, 227583993), (3, 75861331), (7, 32511999), (13, 17506461), (21, 10837333), (39, 5835487), (43, 5292651), (91, 2500923), (129, 1764217), (273, 833641), (301, 756093), (559, 407127), (903, 252031), (1677, 135709), (3913, 58161), (11739, 19387)]