222730431

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137743}}^1$

素因数の和:137771

約数の個数: 24

約数和(自身を含む): 376867584

約数和(自身を除く): 154137153

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 137743, 413229, 964201, 1515173, 2892603, 4545519, 6749407, 10606211, 20248221, 31818633, 74243477, 222730431]

約数ペア:

[(1, 222730431), (3, 74243477), (7, 31818633), (11, 20248221), (21, 10606211), (33, 6749407), (49, 4545519), (77, 2892603), (147, 1515173), (231, 964201), (539, 413229), (1617, 137743)]