28881567

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22441}}^1$

素因数の和:22471

約数の個数: 24

約数和(自身を含む): 49013328

約数和(自身を除く): 20131761

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 22441, 67323, 201969, 246851, 291733, 740553, 875199, 2221659, 2625597, 3209063, 9627189, 28881567]

約数ペア:

[(1, 28881567), (3, 9627189), (9, 3209063), (11, 2625597), (13, 2221659), (33, 875199), (39, 740553), (99, 291733), (117, 246851), (143, 201969), (429, 67323), (1287, 22441)]