25996187

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 31521792

約数和(自身を除く): 5525605

約数列:

[1, 7, 23, 61, 161, 427, 1403, 2647, 9821, 18529, 60881, 161467, 426167, 1130269, 3713741, 25996187]

約数ペア:

[(1, 25996187), (7, 3713741), (23, 1130269), (61, 426167), (161, 161467), (427, 60881), (1403, 18529), (2647, 9821)]