81417924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323087}}^1$

素因数の和:323104

約数の個数: 36

約数和(自身を含む): 235208064

約数和(自身を除く): 153790140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323087, 646174, 969261, 1292348, 1938522, 2261609, 2907783, 3877044, 4523218, 5815566, 6784827, 9046436, 11631132, 13569654, 20354481, 27139308, 40708962, 81417924]

約数ペア:

[(1, 81417924), (2, 40708962), (3, 27139308), (4, 20354481), (6, 13569654), (7, 11631132), (9, 9046436), (12, 6784827), (14, 5815566), (18, 4523218), (21, 3877044), (28, 2907783), (36, 2261609), (42, 1938522), (63, 1292348), (84, 969261), (126, 646174), (252, 323087)]