28398775281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1063}}^1\times {\mathrm{2087}}^1$

素因数の和:3421

約数の個数: 32

約数和(自身を含む): 40309291008

約数和(自身を除く): 11910515727

約数列:

[1, 3, 17, 51, 251, 753, 1063, 2087, 3189, 4267, 6261, 12801, 18071, 35479, 54213, 106437, 266813, 523837, 800439, 1571511, 2218481, 4535821, 6655443, 8905229, 13607463, 26715687, 37714177, 113142531, 556838731, 1670516193, 9466258427, 28398775281]

約数ペア:

[(1, 28398775281), (3, 9466258427), (17, 1670516193), (51, 556838731), (251, 113142531), (753, 37714177), (1063, 26715687), (2087, 13607463), (3189, 8905229), (4267, 6655443), (6261, 4535821), (12801, 2218481), (18071, 1571511), (35479, 800439), (54213, 523837), (106437, 266813)]