28740152

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2687}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 61931520

約数和(自身を除く): 33191368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 2674, 2687, 5348, 5374, 10696, 10748, 18809, 21496, 37618, 75236, 150472, 513217, 1026434, 2052868, 3592519, 4105736, 7185038, 14370076, 28740152]

約数ペア:

[(1, 28740152), (2, 14370076), (4, 7185038), (7, 4105736), (8, 3592519), (14, 2052868), (28, 1026434), (56, 513217), (191, 150472), (382, 75236), (764, 37618), (1337, 21496), (1528, 18809), (2674, 10748), (2687, 10696), (5348, 5374)]