81263688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307817}}^1$

素因数の和:307837

約数の個数: 32

約数和(自身を含む): 221628960

約数和(自身を除く): 140365272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 307817, 615634, 923451, 1231268, 1846902, 2462536, 3385987, 3693804, 6771974, 7387608, 10157961, 13543948, 20315922, 27087896, 40631844, 81263688]

約数ペア:

[(1, 81263688), (2, 40631844), (3, 27087896), (4, 20315922), (6, 13543948), (8, 10157961), (11, 7387608), (12, 6771974), (22, 3693804), (24, 3385987), (33, 2462536), (44, 1846902), (66, 1231268), (88, 923451), (132, 615634), (264, 307817)]