211469951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1607}}^1\times {\mathrm{1709}}^1$

素因数の和:3334

約数の個数: 16

約数和(自身を含む): 263969280

約数和(自身を除く): 52499329

約数列:

[1, 7, 11, 77, 1607, 1709, 11249, 11963, 17677, 18799, 123739, 131593, 2746363, 19224541, 30209993, 211469951]

約数ペア:

[(1, 211469951), (7, 30209993), (11, 19224541), (77, 2746363), (1607, 131593), (1709, 123739), (11249, 18799), (11963, 17677)]