278323988

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{2357}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 497358792

約数和(自身を除く): 219034804

約数列:

[1, 2, 4, 53, 106, 212, 557, 1114, 2228, 2357, 4714, 9428, 29521, 59042, 118084, 124921, 249842, 499684, 1312849, 2625698, 5251396, 69580997, 139161994, 278323988]

約数ペア:

[(1, 278323988), (2, 139161994), (4, 69580997), (53, 5251396), (106, 2625698), (212, 1312849), (557, 499684), (1114, 249842), (2228, 124921), (2357, 118084), (4714, 59042), (9428, 29521)]