128991359

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{23063}}^1$

素因数の和:23134

約数の個数: 16

約数和(自身を含む): 159418368

約数和(自身を除く): 30427009

約数列:

[1, 7, 17, 47, 119, 329, 799, 5593, 23063, 161441, 392071, 1083961, 2744497, 7587727, 18427337, 128991359]

約数ペア:

[(1, 128991359), (7, 18427337), (17, 7587727), (47, 2744497), (119, 1083961), (329, 392071), (799, 161441), (5593, 23063)]