8127938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 16547328

約数和(自身を除く): 8419390

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 37, 71, 74, 91, 119, 142, 182, 221, 238, 259, 442, 481, 497, 518, 629, 923, 962, 994, 1207, 1258, 1547, 1846, 2414, 2627, 3094, 3367, 4403, 5254, 6461, 6734, 8177, 8449, 8806, 12922, 15691, 16354, 16898, 18389, 31382, 34151, 36778, 44659, 57239, 68302, 89318, 109837, 114478, 219674, 239057, 312613, 478114, 580567, 625226, 1161134, 4063969, 8127938]

約数ペア:

[(1, 8127938), (2, 4063969), (7, 1161134), (13, 625226), (14, 580567), (17, 478114), (26, 312613), (34, 239057), (37, 219674), (71, 114478), (74, 109837), (91, 89318), (119, 68302), (142, 57239), (182, 44659), (221, 36778), (238, 34151), (259, 31382), (442, 18389), (481, 16898), (497, 16354), (518, 15691), (629, 12922), (923, 8806), (962, 8449), (994, 8177), (1207, 6734), (1258, 6461), (1547, 5254), (1846, 4403), (2414, 3367), (2627, 3094)]