3280956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 8843520

約数和(自身を除く): 5562564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 281, 417, 556, 562, 834, 843, 973, 1124, 1668, 1686, 1946, 1967, 2919, 3372, 3892, 3934, 5838, 5901, 7868, 11676, 11802, 23604, 39059, 78118, 117177, 156236, 234354, 273413, 468708, 546826, 820239, 1093652, 1640478, 3280956]

約数ペア:

[(1, 3280956), (2, 1640478), (3, 1093652), (4, 820239), (6, 546826), (7, 468708), (12, 273413), (14, 234354), (21, 156236), (28, 117177), (42, 78118), (84, 39059), (139, 23604), (278, 11802), (281, 11676), (417, 7868), (556, 5901), (562, 5838), (834, 3934), (843, 3892), (973, 3372), (1124, 2919), (1668, 1967), (1686, 1946)]