678984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 1788000

約数和(自身を除く): 1109016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 1489, 2978, 4467, 5956, 8934, 11912, 17868, 28291, 35736, 56582, 84873, 113164, 169746, 226328, 339492, 678984]

約数ペア:

[(1, 678984), (2, 339492), (3, 226328), (4, 169746), (6, 113164), (8, 84873), (12, 56582), (19, 35736), (24, 28291), (38, 17868), (57, 11912), (76, 8934), (114, 5956), (152, 4467), (228, 2978), (456, 1489)]