66642436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{76777}}^1$

素因数の和:76819

約数の個数: 24

約数和(自身を含む): 137586176

約数和(自身を除く): 70943740

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 76777, 153554, 307108, 537439, 1074878, 2149756, 2380087, 4760174, 9520348, 16660609, 33321218, 66642436]

約数ペア:

[(1, 66642436), (2, 33321218), (4, 16660609), (7, 9520348), (14, 4760174), (28, 2380087), (31, 2149756), (62, 1074878), (124, 537439), (217, 307108), (434, 153554), (868, 76777)]