688889428

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{41113}}^1$

素因数の和:41247

約数の個数: 24

約数和(自身を含む): 1243287360

約数和(自身を除く): 554397932

約数列:

[1, 2, 4, 59, 71, 118, 142, 236, 284, 4189, 8378, 16756, 41113, 82226, 164452, 2425667, 2919023, 4851334, 5838046, 9702668, 11676092, 172222357, 344444714, 688889428]

約数ペア:

[(1, 688889428), (2, 344444714), (4, 172222357), (59, 11676092), (71, 9702668), (118, 5838046), (142, 4851334), (236, 2919023), (284, 2425667), (4189, 164452), (8378, 82226), (16756, 41113)]