25971478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 45136224

約数和(自身を除く): 19164746

約数列:

[1, 2, 13, 17, 26, 34, 67, 134, 221, 442, 871, 877, 1139, 1742, 1754, 2278, 11401, 14807, 14909, 22802, 29614, 29818, 58759, 117518, 193817, 387634, 763867, 998903, 1527734, 1997806, 12985739, 25971478]

約数ペア:

[(1, 25971478), (2, 12985739), (13, 1997806), (17, 1527734), (26, 998903), (34, 763867), (67, 387634), (134, 193817), (221, 117518), (442, 58759), (871, 29818), (877, 29614), (1139, 22802), (1742, 14909), (1754, 14807), (2278, 11401)]