221680824

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{214807}}^1$

素因数の和:214859

約数の個数: 32

約数和(自身を含む): 567093120

約数和(自身を除く): 345412296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 214807, 429614, 644421, 859228, 1288842, 1718456, 2577684, 5155368, 9236701, 18473402, 27710103, 36946804, 55420206, 73893608, 110840412, 221680824]

約数ペア:

[(1, 221680824), (2, 110840412), (3, 73893608), (4, 55420206), (6, 36946804), (8, 27710103), (12, 18473402), (24, 9236701), (43, 5155368), (86, 2577684), (129, 1718456), (172, 1288842), (258, 859228), (344, 644421), (516, 429614), (1032, 214807)]