340805907

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3985

約数の個数: 48

約数和(自身を含む): 575644800

約数和(自身を除く): 234838893

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 741, 1521, 2223, 3211, 3931, 4563, 6669, 9633, 11793, 28899, 35379, 51103, 74689, 86697, 106137, 153309, 224067, 459927, 664339, 672201, 970957, 1379781, 1993017, 2016603, 2912871, 5979051, 8738613, 12622441, 17937153, 26215839, 37867323, 113601969, 340805907]

約数ペア:

[(1, 340805907), (3, 113601969), (9, 37867323), (13, 26215839), (19, 17937153), (27, 12622441), (39, 8738613), (57, 5979051), (117, 2912871), (169, 2016603), (171, 1993017), (247, 1379781), (351, 970957), (507, 672201), (513, 664339), (741, 459927), (1521, 224067), (2223, 153309), (3211, 106137), (3931, 86697), (4563, 74689), (6669, 51103), (9633, 35379), (11793, 28899)]