138840268

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{120941}}^1$

素因数の和:120993

約数の個数: 24

約数和(自身を含む): 284455584

約数和(自身を除く): 145615316

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 120941, 241882, 483764, 846587, 1693174, 3386348, 4958581, 9917162, 19834324, 34710067, 69420134, 138840268]

約数ペア:

[(1, 138840268), (2, 69420134), (4, 34710067), (7, 19834324), (14, 9917162), (28, 4958581), (41, 3386348), (82, 1693174), (164, 846587), (287, 483764), (574, 241882), (1148, 120941)]