86426431

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1699}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 109507200

約数和(自身を除く): 23080769

約数列:

[1, 7, 13, 43, 91, 169, 301, 559, 1183, 1699, 3913, 7267, 11893, 22087, 50869, 73057, 154609, 287131, 511399, 949741, 2009917, 6648187, 12346633, 86426431]

約数ペア:

[(1, 86426431), (7, 12346633), (13, 6648187), (43, 2009917), (91, 949741), (169, 511399), (301, 287131), (559, 154609), (1183, 73057), (1699, 50869), (3913, 22087), (7267, 11893)]