28559691

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 42591744

約数和(自身を除く): 14032053

約数列:

[1, 3, 9, 47, 107, 141, 321, 423, 631, 963, 1893, 5029, 5679, 15087, 29657, 45261, 67517, 88971, 202551, 266913, 607653, 3173299, 9519897, 28559691]

約数ペア:

[(1, 28559691), (3, 9519897), (9, 3173299), (47, 607653), (107, 266913), (141, 202551), (321, 88971), (423, 67517), (631, 45261), (963, 29657), (1893, 15087), (5029, 5679)]