25981308

素因数分解:

$2^2\times 3^2\times {\mathrm{721703}}^1$

素因数の和:721713

約数の個数: 18

約数和(自身を含む): 65675064

約数和(自身を除く): 39693756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 721703, 1443406, 2165109, 2886812, 4330218, 6495327, 8660436, 12990654, 25981308]

約数ペア:

[(1, 25981308), (2, 12990654), (3, 8660436), (4, 6495327), (6, 4330218), (9, 2886812), (12, 2165109), (18, 1443406), (36, 721703)]