131906990

素因数分解:

$2^1\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{8461}}^1$

素因数の和:10027

約数の個数: 16

約数和(自身を含む): 237612960

約数和(自身を除く): 105705970

約数列:

[1, 2, 5, 10, 1559, 3118, 7795, 8461, 15590, 16922, 42305, 84610, 13190699, 26381398, 65953495, 131906990]

約数ペア:

[(1, 131906990), (2, 65953495), (5, 26381398), (10, 13190699), (1559, 84610), (3118, 42305), (7795, 16922), (8461, 15590)]