6440978

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 9958464

約数和(自身を除く): 3517486

約数列:

[1, 2, 67, 71, 134, 142, 677, 1354, 4757, 9514, 45359, 48067, 90718, 96134, 3220489, 6440978]

約数ペア:

[(1, 6440978), (2, 3220489), (67, 96134), (71, 90718), (134, 48067), (142, 45359), (677, 9514), (1354, 4757)]