138715369

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 158533632

約数和(自身を除く): 19818263

約数列:

[1, 13, 23, 127, 169, 281, 299, 1651, 2921, 3653, 3887, 6463, 21463, 35687, 37973, 47489, 84019, 463931, 493649, 820801, 1092247, 6031103, 10670413, 138715369]

約数ペア:

[(1, 138715369), (13, 10670413), (23, 6031103), (127, 1092247), (169, 820801), (281, 493649), (299, 463931), (1651, 84019), (2921, 47489), (3653, 37973), (3887, 35687), (6463, 21463)]