87992872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1009}}^1$

素因数の和:2017

約数の個数: 32

約数和(自身を含む): 180345600

約数和(自身を除く): 92352728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 991, 1009, 1982, 2018, 3964, 4036, 7928, 8072, 10901, 11099, 21802, 22198, 43604, 44396, 87208, 88792, 999919, 1999838, 3999676, 7999352, 10999109, 21998218, 43996436, 87992872]

約数ペア:

[(1, 87992872), (2, 43996436), (4, 21998218), (8, 10999109), (11, 7999352), (22, 3999676), (44, 1999838), (88, 999919), (991, 88792), (1009, 87208), (1982, 44396), (2018, 43604), (3964, 22198), (4036, 21802), (7928, 11099), (8072, 10901)]