131153406

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 284387328

約数和(自身を除く): 153233922

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 73, 94, 138, 141, 146, 219, 277, 282, 438, 554, 831, 1081, 1662, 1679, 2162, 3243, 3358, 3431, 5037, 6371, 6486, 6862, 10074, 10293, 12742, 13019, 19113, 20221, 20586, 26038, 38226, 39057, 40442, 60663, 78114, 78913, 121326, 157826, 236739, 299437, 465083, 473478, 598874, 898311, 930166, 950387, 1395249, 1796622, 1900774, 2790498, 2851161, 5702322, 21858901, 43717802, 65576703, 131153406]

約数ペア:

[(1, 131153406), (2, 65576703), (3, 43717802), (6, 21858901), (23, 5702322), (46, 2851161), (47, 2790498), (69, 1900774), (73, 1796622), (94, 1395249), (138, 950387), (141, 930166), (146, 898311), (219, 598874), (277, 473478), (282, 465083), (438, 299437), (554, 236739), (831, 157826), (1081, 121326), (1662, 78913), (1679, 78114), (2162, 60663), (3243, 40442), (3358, 39057), (3431, 38226), (5037, 26038), (6371, 20586), (6486, 20221), (6862, 19113), (10074, 13019), (10293, 12742)]