9998678

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 6451882

約数列:

[1, 2, 29, 31, 58, 62, 67, 83, 134, 166, 899, 1798, 1943, 2077, 2407, 2573, 3886, 4154, 4814, 5146, 5561, 11122, 60233, 74617, 120466, 149234, 161269, 172391, 322538, 344782, 4999339, 9998678]

約数ペア:

[(1, 9998678), (2, 4999339), (29, 344782), (31, 322538), (58, 172391), (62, 161269), (67, 149234), (83, 120466), (134, 74617), (166, 60233), (899, 11122), (1798, 5561), (1943, 5146), (2077, 4814), (2407, 4154), (2573, 3886)]