131940746

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{67801}}^1$

素因数の和:67949

約数の個数: 16

約数和(自身を含む): 227814720

約数和(自身を除く): 95873974

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 67801, 135602, 474607, 949214, 9424339, 18848678, 65970373, 131940746]

約数ペア:

[(1, 131940746), (2, 65970373), (7, 18848678), (14, 9424339), (139, 949214), (278, 474607), (973, 135602), (1946, 67801)]