1391488816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{10667}}^1$

素因数の和:10969

約数の個数: 40

約数和(自身を含む): 2793821184

約数和(自身を除く): 1402332368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 263, 496, 526, 1052, 2104, 4208, 8153, 10667, 16306, 21334, 32612, 42668, 65224, 85336, 130448, 170672, 330677, 661354, 1322708, 2645416, 2805421, 5290832, 5610842, 11221684, 22443368, 44886736, 86968051, 173936102, 347872204, 695744408, 1391488816]

約数ペア:

[(1, 1391488816), (2, 695744408), (4, 347872204), (8, 173936102), (16, 86968051), (31, 44886736), (62, 22443368), (124, 11221684), (248, 5610842), (263, 5290832), (496, 2805421), (526, 2645416), (1052, 1322708), (2104, 661354), (4208, 330677), (8153, 170672), (10667, 130448), (16306, 85336), (21334, 65224), (32612, 42668)]