66967684

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55621}}^1$

素因数の和:55675

約数の個数: 24

約数和(自身を含む): 137052608

約数和(自身を除く): 70084924

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 55621, 111242, 222484, 389347, 778694, 1557388, 2391703, 4783406, 9566812, 16741921, 33483842, 66967684]

約数ペア:

[(1, 66967684), (2, 33483842), (4, 16741921), (7, 9566812), (14, 4783406), (28, 2391703), (43, 1557388), (86, 778694), (172, 389347), (301, 222484), (602, 111242), (1204, 55621)]