28329309

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 42319992

約数和(自身を除く): 13990683

約数列:

[1, 3, 9, 37, 111, 241, 333, 353, 723, 1059, 2169, 3177, 8917, 13061, 26751, 39183, 80253, 85073, 117549, 255219, 765657, 3147701, 9443103, 28329309]

約数ペア:

[(1, 28329309), (3, 9443103), (9, 3147701), (37, 765657), (111, 255219), (241, 117549), (333, 85073), (353, 80253), (723, 39183), (1059, 26751), (2169, 13061), (3177, 8917)]