1387922690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{38351}}^1$

素因数の和:38423

約数の個数: 64

約数和(自身を含む): 3181068288

約数和(自身を除く): 1793145598

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 154, 235, 329, 385, 470, 517, 658, 770, 1034, 1645, 2585, 3290, 3619, 5170, 7238, 18095, 36190, 38351, 76702, 191755, 268457, 383510, 421861, 536914, 843722, 1342285, 1802497, 2109305, 2684570, 2953027, 3604994, 4218610, 5906054, 9012485, 12617479, 14765135, 18024970, 19827467, 25234958, 29530270, 39654934, 63087395, 99137335, 126174790, 138792269, 198274670, 277584538, 693961345, 1387922690]

約数ペア:

[(1, 1387922690), (2, 693961345), (5, 277584538), (7, 198274670), (10, 138792269), (11, 126174790), (14, 99137335), (22, 63087395), (35, 39654934), (47, 29530270), (55, 25234958), (70, 19827467), (77, 18024970), (94, 14765135), (110, 12617479), (154, 9012485), (235, 5906054), (329, 4218610), (385, 3604994), (470, 2953027), (517, 2684570), (658, 2109305), (770, 1802497), (1034, 1342285), (1645, 843722), (2585, 536914), (3290, 421861), (3619, 383510), (5170, 268457), (7238, 191755), (18095, 76702), (36190, 38351)]