139080970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1986871}}^1$

素因数の和:1986885

約数の個数: 16

約数和(自身を含む): 286109568

約数和(自身を除く): 147028598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1986871, 3973742, 9934355, 13908097, 19868710, 27816194, 69540485, 139080970]

約数ペア:

[(1, 139080970), (2, 69540485), (5, 27816194), (7, 19868710), (10, 13908097), (14, 9934355), (35, 3973742), (70, 1986871)]