81391344

素因数分解:

$2^4\times 3^1\times {\mathrm{1695653}}^1$

素因数の和:1695664

約数の個数: 20

約数和(自身を含む): 210261096

約数和(自身を除く): 128869752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1695653, 3391306, 5086959, 6782612, 10173918, 13565224, 20347836, 27130448, 40695672, 81391344]

約数ペア:

[(1, 81391344), (2, 40695672), (3, 27130448), (4, 20347836), (6, 13565224), (8, 10173918), (12, 6782612), (16, 5086959), (24, 3391306), (48, 1695653)]