202117881

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 312864768

約数和(自身を除く): 110746887

約数列:

[1, 3, 7, 21, 137, 163, 411, 431, 489, 959, 1141, 1293, 2877, 3017, 3423, 9051, 22331, 59047, 66993, 70253, 156317, 177141, 210759, 413329, 468951, 491771, 1239987, 1475313, 9624661, 28873983, 67372627, 202117881]

約数ペア:

[(1, 202117881), (3, 67372627), (7, 28873983), (21, 9624661), (137, 1475313), (163, 1239987), (411, 491771), (431, 468951), (489, 413329), (959, 210759), (1141, 177141), (1293, 156317), (2877, 70253), (3017, 66993), (3423, 59047), (9051, 22331)]