890472436

素因数分解:

$2^2\times 7^1\times {\mathrm{3203}}^1\times {\mathrm{9929}}^1$

素因数の和:13143

約数の個数: 24

約数和(自身を含む): 1781680320

約数和(自身を除く): 891207884

約数列:

[1, 2, 4, 7, 14, 28, 3203, 6406, 9929, 12812, 19858, 22421, 39716, 44842, 69503, 89684, 139006, 278012, 31802587, 63605174, 127210348, 222618109, 445236218, 890472436]

約数ペア:

[(1, 890472436), (2, 445236218), (4, 222618109), (7, 127210348), (14, 63605174), (28, 31802587), (3203, 278012), (6406, 139006), (9929, 89684), (12812, 69503), (19858, 44842), (22421, 39716)]