66856916

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55529}}^1$

素因数の和:55583

約数の個数: 24

約数和(自身を含む): 136825920

約数和(自身を除く): 69969004

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 55529, 111058, 222116, 388703, 777406, 1554812, 2387747, 4775494, 9550988, 16714229, 33428458, 66856916]

約数ペア:

[(1, 66856916), (2, 33428458), (4, 16714229), (7, 9550988), (14, 4775494), (28, 2387747), (43, 1554812), (86, 777406), (172, 388703), (301, 222116), (602, 111058), (1204, 55529)]