25920801

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{887}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 39896064

約数和(自身を除く): 13975263

約数列:

[1, 3, 9, 17, 51, 153, 191, 573, 887, 1719, 2661, 3247, 7983, 9741, 15079, 29223, 45237, 135711, 169417, 508251, 1524753, 2880089, 8640267, 25920801]

約数ペア:

[(1, 25920801), (3, 8640267), (9, 2880089), (17, 1524753), (51, 508251), (153, 169417), (191, 135711), (573, 45237), (887, 29223), (1719, 15079), (2661, 9741), (3247, 7983)]