217666442

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{293351}}^1$

素因数の和:293413

約数の個数: 16

約数和(自身を含む): 380184192

約数和(自身を除く): 162517750

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 293351, 586702, 2053457, 4106914, 15547603, 31095206, 108833221, 217666442]

約数ペア:

[(1, 217666442), (2, 108833221), (7, 31095206), (14, 15547603), (53, 4106914), (106, 2053457), (371, 586702), (742, 293351)]