210936719

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{70571}}^1$

素因数の和:70646

約数の個数: 12

約数和(自身を含む): 249401448

約数和(自身を除く): 38464729

約数列:

[1, 7, 49, 61, 427, 2989, 70571, 493997, 3457979, 4304831, 30133817, 210936719]

約数ペア:

[(1, 210936719), (7, 30133817), (49, 4304831), (61, 3457979), (427, 493997), (2989, 70571)]