82978413

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 134830080

約数和(自身を除く): 51851667

約数列:

[1, 3, 7, 21, 31, 49, 93, 131, 139, 147, 217, 393, 417, 651, 917, 973, 1519, 2751, 2919, 4061, 4309, 4557, 6419, 6811, 12183, 12927, 18209, 19257, 20433, 28427, 30163, 54627, 85281, 90489, 127463, 198989, 211141, 382389, 564479, 596967, 633423, 892241, 1693437, 2676723, 3951353, 11854059, 27659471, 82978413]

約数ペア:

[(1, 82978413), (3, 27659471), (7, 11854059), (21, 3951353), (31, 2676723), (49, 1693437), (93, 892241), (131, 633423), (139, 596967), (147, 564479), (217, 382389), (393, 211141), (417, 198989), (651, 127463), (917, 90489), (973, 85281), (1519, 54627), (2751, 30163), (2919, 28427), (4061, 20433), (4309, 19257), (4557, 18209), (6419, 12927), (6811, 12183)]