220172876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{102121}}^1$

素因数の和:102150

約数の個数: 36

約数和(自身を含む): 488960136

約数和(自身を除く): 268787260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 102121, 204242, 408484, 714847, 1123331, 1429694, 2246662, 2859388, 4493324, 5003929, 7863317, 10007858, 15726634, 20015716, 31453268, 55043219, 110086438, 220172876]

約数ペア:

[(1, 220172876), (2, 110086438), (4, 55043219), (7, 31453268), (11, 20015716), (14, 15726634), (22, 10007858), (28, 7863317), (44, 5003929), (49, 4493324), (77, 2859388), (98, 2246662), (154, 1429694), (196, 1123331), (308, 714847), (539, 408484), (1078, 204242), (2156, 102121)]