721821642

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1\times {\mathrm{1597}}^1$

素因数の和:2734

約数の個数: 32

約数和(自身を含む): 1466273664

約数和(自身を除く): 744452022

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 1061, 1597, 2122, 3183, 3194, 4791, 6366, 9582, 75331, 113387, 150662, 225993, 226774, 340161, 451986, 680322, 1694417, 3388834, 5083251, 10166502, 120303607, 240607214, 360910821, 721821642]

約数ペア:

[(1, 721821642), (2, 360910821), (3, 240607214), (6, 120303607), (71, 10166502), (142, 5083251), (213, 3388834), (426, 1694417), (1061, 680322), (1597, 451986), (2122, 340161), (3183, 226774), (3194, 225993), (4791, 150662), (6366, 113387), (9582, 75331)]