2215213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2213}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 2975616

約数和(自身を除く): 760403

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2213, 15491, 24343, 28769, 170401, 201383, 316459, 2215213]

約数ペア:

[(1, 2215213), (7, 316459), (11, 201383), (13, 170401), (77, 28769), (91, 24343), (143, 15491), (1001, 2213)]