88891971

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79867}}^1$

素因数の和:79930

約数の個数: 16

約数和(自身を含む): 138011904

約数和(自身を除く): 49119933

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 79867, 239601, 559069, 1677207, 4232951, 12698853, 29630657, 88891971]

約数ペア:

[(1, 88891971), (3, 29630657), (7, 12698853), (21, 4232951), (53, 1677207), (159, 559069), (371, 239601), (1113, 79867)]