25441969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 30775680

約数和(自身を除く): 5333711

約数列:

[1, 7, 19, 133, 233, 821, 1631, 4427, 5747, 15599, 30989, 109193, 191293, 1339051, 3634567, 25441969]

約数ペア:

[(1, 25441969), (7, 3634567), (19, 1339051), (133, 191293), (233, 109193), (821, 30989), (1631, 15599), (4427, 5747)]