258291838

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{20753}}^1$

素因数の和:20896

約数の個数: 24

約数和(自身を含む): 454263552

約数和(自身を除く): 195971714

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 889, 1778, 6223, 12446, 20753, 41506, 145271, 290542, 1016897, 2033794, 2635631, 5271262, 18449417, 36898834, 129145919, 258291838]

約数ペア:

[(1, 258291838), (2, 129145919), (7, 36898834), (14, 18449417), (49, 5271262), (98, 2635631), (127, 2033794), (254, 1016897), (889, 290542), (1778, 145271), (6223, 41506), (12446, 20753)]