219268

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 451584

約数和(自身を除く): 232316

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 191, 287, 382, 574, 764, 1148, 1337, 2674, 5348, 7831, 15662, 31324, 54817, 109634, 219268]

約数ペア:

[(1, 219268), (2, 109634), (4, 54817), (7, 31324), (14, 15662), (28, 7831), (41, 5348), (82, 2674), (164, 1337), (191, 1148), (287, 764), (382, 574)]