131025314

素因数分解:

$2^1\times 7^3\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 230256000

約数和(自身を除く): 99230686

約数列:

[1, 2, 7, 14, 49, 98, 343, 389, 491, 686, 778, 982, 2723, 3437, 5446, 6874, 19061, 24059, 38122, 48118, 133427, 168413, 190999, 266854, 336826, 381998, 1336993, 2673986, 9358951, 18717902, 65512657, 131025314]

約数ペア:

[(1, 131025314), (2, 65512657), (7, 18717902), (14, 9358951), (49, 2673986), (98, 1336993), (343, 381998), (389, 336826), (491, 266854), (686, 190999), (778, 168413), (982, 133427), (2723, 48118), (3437, 38122), (5446, 24059), (6874, 19061)]