42047883

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 23270517

約数列:

[1, 3, 9, 27, 29, 83, 87, 249, 261, 647, 747, 783, 1941, 2241, 2407, 5823, 7221, 17469, 18763, 21663, 53701, 56289, 64989, 161103, 168867, 483309, 506601, 1449927, 1557329, 4671987, 14015961, 42047883]

約数ペア:

[(1, 42047883), (3, 14015961), (9, 4671987), (27, 1557329), (29, 1449927), (83, 506601), (87, 483309), (249, 168867), (261, 161103), (647, 64989), (747, 56289), (783, 53701), (1941, 21663), (2241, 18763), (2407, 17469), (5823, 7221)]