81477676

素因数分解:

$2^2\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{2011}}^1$

素因数の和:3469

約数の個数: 24

約数和(自身を含む): 163149056

約数和(自身を除く): 81671380

約数列:

[1, 2, 4, 7, 14, 28, 1447, 2011, 2894, 4022, 5788, 8044, 10129, 14077, 20258, 28154, 40516, 56308, 2909917, 5819834, 11639668, 20369419, 40738838, 81477676]

約数ペア:

[(1, 81477676), (2, 40738838), (4, 20369419), (7, 11639668), (14, 5819834), (28, 2909917), (1447, 56308), (2011, 40516), (2894, 28154), (4022, 20258), (5788, 14077), (8044, 10129)]