1915202907

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1747}}^1\times {\mathrm{2137}}^1$

素因数の和:3912

約数の個数: 32

約数和(自身を含む): 2989779200

約数和(自身を除く): 1074576293

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1747, 2137, 5241, 6411, 15723, 19233, 33193, 40603, 47169, 57699, 99579, 121809, 298737, 365427, 896211, 1096281, 3733339, 11200017, 33600051, 70933441, 100800153, 212800323, 638400969, 1915202907]

約数ペア:

[(1, 1915202907), (3, 638400969), (9, 212800323), (19, 100800153), (27, 70933441), (57, 33600051), (171, 11200017), (513, 3733339), (1747, 1096281), (2137, 896211), (5241, 365427), (6411, 298737), (15723, 121809), (19233, 99579), (33193, 57699), (40603, 47169)]