28403793

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2539}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 45171360

約数和(自身を除く): 16767567

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 2539, 3729, 7617, 11187, 22851, 27929, 83787, 251361, 286907, 860721, 2582163, 3155977, 9467931, 28403793]

約数ペア:

[(1, 28403793), (3, 9467931), (9, 3155977), (11, 2582163), (33, 860721), (99, 286907), (113, 251361), (339, 83787), (1017, 27929), (1243, 22851), (2539, 11187), (3729, 7617)]