68911628

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{769}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 123797520

約数和(自身を除く): 54885892

約数列:

[1, 2, 4, 43, 86, 172, 521, 769, 1042, 1538, 2084, 3076, 22403, 33067, 44806, 66134, 89612, 132268, 400649, 801298, 1602596, 17227907, 34455814, 68911628]

約数ペア:

[(1, 68911628), (2, 34455814), (4, 17227907), (43, 1602596), (86, 801298), (172, 400649), (521, 132268), (769, 89612), (1042, 66134), (1538, 44806), (2084, 33067), (3076, 22403)]