25716861

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2549}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 39780000

約数和(自身を除く): 14063139

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 2549, 3363, 7647, 10089, 22941, 48431, 145293, 150391, 435879, 451173, 1353519, 2857429, 8572287, 25716861]

約数ペア:

[(1, 25716861), (3, 8572287), (9, 2857429), (19, 1353519), (57, 451173), (59, 435879), (171, 150391), (177, 145293), (531, 48431), (1121, 22941), (2549, 10089), (3363, 7647)]