68425252

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17581}}^1$

素因数の和:17731

約数の個数: 24

約数和(自身を含む): 137842880

約数和(自身を除く): 69417628

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 17581, 35162, 70324, 123067, 246134, 492268, 2443759, 4887518, 9775036, 17106313, 34212626, 68425252]

約数ペア:

[(1, 68425252), (2, 34212626), (4, 17106313), (7, 9775036), (14, 4887518), (28, 2443759), (139, 492268), (278, 246134), (556, 123067), (973, 70324), (1946, 35162), (3892, 17581)]