71858371

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 87187968

約数和(自身を除く): 15329597

約数列:

[1, 13, 17, 23, 67, 211, 221, 299, 391, 871, 1139, 1541, 2743, 3587, 4853, 5083, 14137, 14807, 20033, 26197, 46631, 63089, 82501, 183781, 240329, 325151, 340561, 1072513, 3124277, 4226963, 5527567, 71858371]

約数ペア:

[(1, 71858371), (13, 5527567), (17, 4226963), (23, 3124277), (67, 1072513), (211, 340561), (221, 325151), (299, 240329), (391, 183781), (871, 82501), (1139, 63089), (1541, 46631), (2743, 26197), (3587, 20033), (4853, 14807), (5083, 14137)]