28505169

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13711}}^1$

素因数の和:13738

約数の個数: 32

約数和(自身を含む): 52654080

約数和(自身を除く): 24148911

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 13711, 41133, 95977, 123399, 150821, 287931, 370197, 452463, 863793, 1055747, 1357389, 2591379, 3167241, 4072167, 9501723, 28505169]

約数ペア:

[(1, 28505169), (3, 9501723), (7, 4072167), (9, 3167241), (11, 2591379), (21, 1357389), (27, 1055747), (33, 863793), (63, 452463), (77, 370197), (99, 287931), (189, 150821), (231, 123399), (297, 95977), (693, 41133), (2079, 13711)]