81473068

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{6997}}^1$

素因数の和:7113

約数の個数: 24

約数和(自身を含む): 148133664

約数和(自身を除く): 66660596

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 6997, 11644, 13994, 27988, 286877, 496787, 573754, 993574, 1147508, 1987148, 20368267, 40736534, 81473068]

約数ペア:

[(1, 81473068), (2, 40736534), (4, 20368267), (41, 1987148), (71, 1147508), (82, 993574), (142, 573754), (164, 496787), (284, 286877), (2911, 27988), (5822, 13994), (6997, 11644)]