28561013

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 32051712

約数和(自身を除く): 3490699

約数列:

[1, 13, 31, 131, 403, 541, 1703, 4061, 7033, 16771, 52793, 70871, 218023, 921323, 2197001, 28561013]

約数ペア:

[(1, 28561013), (13, 2197001), (31, 921323), (131, 218023), (403, 70871), (541, 52793), (1703, 16771), (4061, 7033)]