81868584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{487313}}^1$

素因数の和:487329

約数の個数: 32

約数和(自身を含む): 233910720

約数和(自身を除く): 152042136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 487313, 974626, 1461939, 1949252, 2923878, 3411191, 3898504, 5847756, 6822382, 10233573, 11695512, 13644764, 20467146, 27289528, 40934292, 81868584]

約数ペア:

[(1, 81868584), (2, 40934292), (3, 27289528), (4, 20467146), (6, 13644764), (7, 11695512), (8, 10233573), (12, 6822382), (14, 5847756), (21, 3898504), (24, 3411191), (28, 2923878), (42, 1949252), (56, 1461939), (84, 974626), (168, 487313)]