65321788

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{21803}}^1$

素因数の和:21921

約数の個数: 24

約数和(自身を含む): 131870592

約数和(自身を除く): 66548804

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 21803, 43606, 87212, 152621, 305242, 610484, 2332921, 4665842, 9331684, 16330447, 32660894, 65321788]

約数ペア:

[(1, 65321788), (2, 32660894), (4, 16330447), (7, 9331684), (14, 4665842), (28, 2332921), (107, 610484), (214, 305242), (428, 152621), (749, 87212), (1498, 43606), (2996, 21803)]