212224439

素因数分解:

$7^2\times {\mathrm{491}}^1\times {\mathrm{8821}}^1$

素因数の和:9326

約数の個数: 12

約数和(自身を含む): 247404168

約数和(自身を除く): 35179729

約数列:

[1, 7, 49, 491, 3437, 8821, 24059, 61747, 432229, 4331111, 30317777, 212224439]

約数ペア:

[(1, 212224439), (7, 30317777), (49, 4331111), (491, 432229), (3437, 61747), (8821, 24059)]