81391116

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{41611}}^1$

素因数の和:41781

約数の個数: 24

約数和(自身を含む): 191082304

約数和(自身を除く): 109691188

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 41611, 83222, 124833, 166444, 249666, 499332, 6782593, 13565186, 20347779, 27130372, 40695558, 81391116]

約数ペア:

[(1, 81391116), (2, 40695558), (3, 27130372), (4, 20347779), (6, 13565186), (12, 6782593), (163, 499332), (326, 249666), (489, 166444), (652, 124833), (978, 83222), (1956, 41611)]