139970986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{69499}}^1$

素因数の和:69573

約数の個数: 16

約数和(自身を含む): 225180000

約数和(自身を除く): 85209014

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 69499, 138998, 1320481, 2640962, 3683447, 7366894, 69985493, 139970986]

約数ペア:

[(1, 139970986), (2, 69985493), (19, 7366894), (38, 3683447), (53, 2640962), (106, 1320481), (1007, 138998), (2014, 69499)]