221018172

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{259411}}^1$

素因数の和:259489

約数の個数: 24

約数和(自身を含む): 522974592

約数和(自身を除く): 301956420

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 259411, 518822, 778233, 1037644, 1556466, 3112932, 18418181, 36836362, 55254543, 73672724, 110509086, 221018172]

約数ペア:

[(1, 221018172), (2, 110509086), (3, 73672724), (4, 55254543), (6, 36836362), (12, 18418181), (71, 3112932), (142, 1556466), (213, 1037644), (284, 778233), (426, 518822), (852, 259411)]