31390492

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 66447360

約数和(自身を除く): 35056868

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 553, 617, 644, 1106, 1234, 1817, 2212, 2468, 3634, 4319, 7268, 8638, 12719, 14191, 17276, 25438, 28382, 48743, 50876, 56764, 97486, 99337, 194972, 198674, 341201, 397348, 682402, 1121089, 1364804, 2242178, 4484356, 7847623, 15695246, 31390492]

約数ペア:

[(1, 31390492), (2, 15695246), (4, 7847623), (7, 4484356), (14, 2242178), (23, 1364804), (28, 1121089), (46, 682402), (79, 397348), (92, 341201), (158, 198674), (161, 194972), (316, 99337), (322, 97486), (553, 56764), (617, 50876), (644, 48743), (1106, 28382), (1234, 25438), (1817, 17276), (2212, 14191), (2468, 12719), (3634, 8638), (4319, 7268)]