669383

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 16

約数和(自身を含む): 817152

約数和(自身を除く): 147769

約数列:

[1, 11, 13, 31, 143, 151, 341, 403, 1661, 1963, 4433, 4681, 21593, 51491, 60853, 669383]

約数ペア:

[(1, 669383), (11, 60853), (13, 51491), (31, 21593), (143, 4681), (151, 4433), (341, 1963), (403, 1661)]