138491208

素因数分解:

$2^3\times 3^4\times {\mathrm{213721}}^1$

素因数の和:213739

約数の個数: 40

約数和(自身を含む): 387905430

約数和(自身を除く): 249414222

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 213721, 427442, 641163, 854884, 1282326, 1709768, 1923489, 2564652, 3846978, 5129304, 5770467, 7693956, 11540934, 15387912, 17311401, 23081868, 34622802, 46163736, 69245604, 138491208]

約数ペア:

[(1, 138491208), (2, 69245604), (3, 46163736), (4, 34622802), (6, 23081868), (8, 17311401), (9, 15387912), (12, 11540934), (18, 7693956), (24, 5770467), (27, 5129304), (36, 3846978), (54, 2564652), (72, 1923489), (81, 1709768), (108, 1282326), (162, 854884), (216, 641163), (324, 427442), (648, 213721)]