78439151

素因数分解:

$7^2\times {\mathrm{829}}^1\times {\mathrm{1931}}^1$

素因数の和:2774

約数の個数: 12

約数和(自身を含む): 91402920

約数和(自身を除く): 12963769

約数列:

[1, 7, 49, 829, 1931, 5803, 13517, 40621, 94619, 1600799, 11205593, 78439151]

約数ペア:

[(1, 78439151), (7, 11205593), (49, 1600799), (829, 94619), (1931, 40621), (5803, 13517)]