66738728

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8699}}^1$

素因数の和:8849

約数の個数: 32

約数和(自身を含む): 144072000

約数和(自身を除く): 77333272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 8699, 17398, 34796, 60893, 69592, 121786, 243572, 487144, 1191763, 2383526, 4767052, 8342341, 9534104, 16684682, 33369364, 66738728]

約数ペア:

[(1, 66738728), (2, 33369364), (4, 16684682), (7, 9534104), (8, 8342341), (14, 4767052), (28, 2383526), (56, 1191763), (137, 487144), (274, 243572), (548, 121786), (959, 69592), (1096, 60893), (1918, 34796), (3836, 17398), (7672, 8699)]