81471844

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{10771}}^1$

素因数の和:10867

約数の個数: 24

約数和(自身を含む): 149601536

約数和(自身を除く): 68129692

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 10771, 21542, 43084, 333901, 657031, 667802, 1314062, 1335604, 2628124, 20367961, 40735922, 81471844]

約数ペア:

[(1, 81471844), (2, 40735922), (4, 20367961), (31, 2628124), (61, 1335604), (62, 1314062), (122, 667802), (124, 657031), (244, 333901), (1891, 43084), (3782, 21542), (7564, 10771)]