28087356

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 71809920

約数和(自身を除く): 43722564

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 389, 547, 778, 1094, 1167, 1556, 1641, 2188, 2334, 3282, 4279, 4668, 6017, 6564, 8558, 12034, 12837, 17116, 18051, 24068, 25674, 36102, 51348, 72204, 212783, 425566, 638349, 851132, 1276698, 2340613, 2553396, 4681226, 7021839, 9362452, 14043678, 28087356]

約数ペア:

[(1, 28087356), (2, 14043678), (3, 9362452), (4, 7021839), (6, 4681226), (11, 2553396), (12, 2340613), (22, 1276698), (33, 851132), (44, 638349), (66, 425566), (132, 212783), (389, 72204), (547, 51348), (778, 36102), (1094, 25674), (1167, 24068), (1556, 18051), (1641, 17116), (2188, 12837), (2334, 12034), (3282, 8558), (4279, 6564), (4668, 6017)]