785268081

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1613}}^1$

素因数の和:1727

約数の個数: 64

約数和(自身を含む): 1337683200

約数和(自身を除く): 552415119

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 73, 117, 171, 219, 247, 351, 513, 657, 741, 949, 1387, 1613, 1971, 2223, 2847, 4161, 4839, 6669, 8541, 12483, 14517, 18031, 20969, 25623, 30647, 37449, 43551, 54093, 62907, 91941, 117749, 162279, 188721, 275823, 353247, 398411, 486837, 566163, 827469, 1059741, 1195233, 1530737, 2237231, 3179223, 3585699, 4592211, 6711693, 10757097, 13776633, 20135079, 29084003, 41329899, 60405237, 87252009, 261756027, 785268081]

約数ペア:

[(1, 785268081), (3, 261756027), (9, 87252009), (13, 60405237), (19, 41329899), (27, 29084003), (39, 20135079), (57, 13776633), (73, 10757097), (117, 6711693), (171, 4592211), (219, 3585699), (247, 3179223), (351, 2237231), (513, 1530737), (657, 1195233), (741, 1059741), (949, 827469), (1387, 566163), (1613, 486837), (1971, 398411), (2223, 353247), (2847, 275823), (4161, 188721), (4839, 162279), (6669, 117749), (8541, 91941), (12483, 62907), (14517, 54093), (18031, 43551), (20969, 37449), (25623, 30647)]