66818576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{857}}^1$

素因数の和:1319

約数の個数: 40

約数和(自身を含む): 141714144

約数和(自身を除く): 74895568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 443, 857, 886, 1714, 1772, 3428, 3544, 4873, 6856, 7088, 9427, 9746, 13712, 18854, 19492, 37708, 38984, 75416, 77968, 150832, 379651, 759302, 1518604, 3037208, 4176161, 6074416, 8352322, 16704644, 33409288, 66818576]

約数ペア:

[(1, 66818576), (2, 33409288), (4, 16704644), (8, 8352322), (11, 6074416), (16, 4176161), (22, 3037208), (44, 1518604), (88, 759302), (176, 379651), (443, 150832), (857, 77968), (886, 75416), (1714, 38984), (1772, 37708), (3428, 19492), (3544, 18854), (4873, 13712), (6856, 9746), (7088, 9427)]