221891152

素因数分解:

$2^4\times 7^1\times {\mathrm{1279}}^1\times {\mathrm{1549}}^1$

素因数の和:2843

約数の個数: 40

約数和(自身を含む): 492032000

約数和(自身を除く): 270140848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1279, 1549, 2558, 3098, 5116, 6196, 8953, 10232, 10843, 12392, 17906, 20464, 21686, 24784, 35812, 43372, 71624, 86744, 143248, 173488, 1981171, 3962342, 7924684, 13868197, 15849368, 27736394, 31698736, 55472788, 110945576, 221891152]

約数ペア:

[(1, 221891152), (2, 110945576), (4, 55472788), (7, 31698736), (8, 27736394), (14, 15849368), (16, 13868197), (28, 7924684), (56, 3962342), (112, 1981171), (1279, 173488), (1549, 143248), (2558, 86744), (3098, 71624), (5116, 43372), (6196, 35812), (8953, 24784), (10232, 21686), (10843, 20464), (12392, 17906)]