211293089

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{1367}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 245846016

約数和(自身を除く): 34552927

約数列:

[1, 7, 71, 311, 497, 1367, 2177, 9569, 22081, 97057, 154567, 425137, 679399, 2975959, 30184727, 211293089]

約数ペア:

[(1, 211293089), (7, 30184727), (71, 2975959), (311, 679399), (497, 425137), (1367, 154567), (2177, 97057), (9569, 22081)]