889771390

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1328017}}^1$

素因数の和:1328091

約数の個数: 16

約数和(自身を含む): 1625494032

約数和(自身を除く): 735722642

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 1328017, 2656034, 6640085, 13280170, 88977139, 177954278, 444885695, 889771390]

約数ペア:

[(1, 889771390), (2, 444885695), (5, 177954278), (10, 88977139), (67, 13280170), (134, 6640085), (335, 2656034), (670, 1328017)]