47940921

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3323}}^1$

素因数の和:3565

約数の個数: 24

約数和(自身を含む): 79510080

約数和(自身を除く): 31569159

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 3323, 4809, 9969, 14427, 23261, 29907, 69783, 209349, 760967, 2282901, 5326769, 6848703, 15980307, 47940921]

約数ペア:

[(1, 47940921), (3, 15980307), (7, 6848703), (9, 5326769), (21, 2282901), (63, 760967), (229, 209349), (687, 69783), (1603, 29907), (2061, 23261), (3323, 14427), (4809, 9969)]