28899689

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 8839831

約数列:

[1, 7, 13, 29, 47, 91, 203, 233, 329, 377, 611, 1363, 1631, 2639, 3029, 4277, 6757, 9541, 10951, 17719, 21203, 47299, 76657, 87841, 124033, 142363, 317579, 614887, 996541, 2223053, 4128527, 28899689]

約数ペア:

[(1, 28899689), (7, 4128527), (13, 2223053), (29, 996541), (47, 614887), (91, 317579), (203, 142363), (233, 124033), (329, 87841), (377, 76657), (611, 47299), (1363, 21203), (1631, 17719), (2639, 10951), (3029, 9541), (4277, 6757)]