40747419

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 66718080

約数和(自身を除く): 25970661

約数列:

[1, 3, 9, 17, 19, 51, 57, 107, 131, 153, 171, 321, 323, 393, 963, 969, 1179, 1819, 2033, 2227, 2489, 2907, 5457, 6099, 6681, 7467, 14017, 16371, 18297, 20043, 22401, 34561, 42051, 42313, 103683, 126153, 126939, 238289, 266323, 311049, 380817, 714867, 798969, 2144601, 2396907, 4527491, 13582473, 40747419]

約数ペア:

[(1, 40747419), (3, 13582473), (9, 4527491), (17, 2396907), (19, 2144601), (51, 798969), (57, 714867), (107, 380817), (131, 311049), (153, 266323), (171, 238289), (321, 126939), (323, 126153), (393, 103683), (963, 42313), (969, 42051), (1179, 34561), (1819, 22401), (2033, 20043), (2227, 18297), (2489, 16371), (2907, 14017), (5457, 7467), (6099, 6681)]