25549821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{631}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 40422720

約数和(自身を除く): 14872899

約数列:

[1, 3, 9, 11, 33, 99, 409, 631, 1227, 1893, 3681, 4499, 5679, 6941, 13497, 20823, 40491, 62469, 258079, 774237, 2322711, 2838869, 8516607, 25549821]

約数ペア:

[(1, 25549821), (3, 8516607), (9, 2838869), (11, 2322711), (33, 774237), (99, 258079), (409, 62469), (631, 40491), (1227, 20823), (1893, 13497), (3681, 6941), (4499, 5679)]