207291217

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8581}}^1$

素因数の和:8641

約数の個数: 24

約数和(自身を含む): 264153960

約数和(自身を除く): 56862743

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 833, 1421, 3451, 8581, 24157, 60067, 145877, 248849, 420469, 1021139, 1741943, 4230433, 7147973, 12193601, 29613031, 207291217]

約数ペア:

[(1, 207291217), (7, 29613031), (17, 12193601), (29, 7147973), (49, 4230433), (119, 1741943), (203, 1021139), (493, 420469), (833, 248849), (1421, 145877), (3451, 60067), (8581, 24157)]