180856917

素因数分解:

$3^2\times {\mathrm{83}}^2\times {\mathrm{2917}}^1$

素因数の和:3089

約数の個数: 18

約数和(自身を含む): 264513782

約数和(自身を除く): 83656865

約数列:

[1, 3, 9, 83, 249, 747, 2917, 6889, 8751, 20667, 26253, 62001, 242111, 726333, 2178999, 20095213, 60285639, 180856917]

約数ペア:

[(1, 180856917), (3, 60285639), (9, 20095213), (83, 2178999), (249, 726333), (747, 242111), (2917, 62001), (6889, 26253), (8751, 20667)]