188831209

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{17551}}^1$

素因数の和:17640

約数の個数: 16

約数和(自身を含む): 227473920

約数和(自身を除く): 38642711

約数列:

[1, 7, 29, 53, 203, 371, 1537, 10759, 17551, 122857, 508979, 930203, 3562853, 6511421, 26975887, 188831209]

約数ペア:

[(1, 188831209), (7, 26975887), (29, 6511421), (53, 3562853), (203, 930203), (371, 508979), (1537, 122857), (10759, 17551)]