78969111

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 122895360

約数和(自身を除く): 43926249

約数列:

[1, 3, 13, 19, 39, 57, 71, 79, 213, 237, 247, 361, 741, 923, 1027, 1083, 1349, 1501, 2769, 3081, 4047, 4503, 4693, 5609, 14079, 16827, 17537, 19513, 25631, 28519, 52611, 58539, 72917, 76893, 85557, 106571, 218751, 319713, 333203, 370747, 999609, 1112241, 1385423, 2024849, 4156269, 6074547, 26323037, 78969111]

約数ペア:

[(1, 78969111), (3, 26323037), (13, 6074547), (19, 4156269), (39, 2024849), (57, 1385423), (71, 1112241), (79, 999609), (213, 370747), (237, 333203), (247, 319713), (361, 218751), (741, 106571), (923, 85557), (1027, 76893), (1083, 72917), (1349, 58539), (1501, 52611), (2769, 28519), (3081, 25631), (4047, 19513), (4503, 17537), (4693, 16827), (5609, 14079)]