31581912

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{9467}}^1$

素因数の和:9615

約数の個数: 32

約数和(自身を含む): 79531200

約数和(自身を除く): 47949288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 9467, 18934, 28401, 37868, 56802, 75736, 113604, 227208, 1315913, 2631826, 3947739, 5263652, 7895478, 10527304, 15790956, 31581912]

約数ペア:

[(1, 31581912), (2, 15790956), (3, 10527304), (4, 7895478), (6, 5263652), (8, 3947739), (12, 2631826), (24, 1315913), (139, 227208), (278, 113604), (417, 75736), (556, 56802), (834, 37868), (1112, 28401), (1668, 18934), (3336, 9467)]