31330383

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21013}}^1$

素因数の和:21094

約数の個数: 16

約数和(自身を含む): 48416256

約数和(自身を除く): 17085873

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 21013, 63039, 147091, 441273, 1491923, 4475769, 10443461, 31330383]

約数ペア:

[(1, 31330383), (3, 10443461), (7, 4475769), (21, 1491923), (71, 441273), (213, 147091), (497, 63039), (1491, 21013)]