1640863147

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{11317}}^1$

素因数の和:11611

約数の個数: 24

約数和(自身を含む): 2090208240

約数和(自身を除く): 449345093

約数列:

[1, 7, 11, 49, 77, 269, 539, 1883, 2959, 11317, 13181, 20713, 79219, 124487, 144991, 554533, 871409, 3044273, 6099863, 21309911, 33487003, 149169377, 234409021, 1640863147]

約数ペア:

[(1, 1640863147), (7, 234409021), (11, 149169377), (49, 33487003), (77, 21309911), (269, 6099863), (539, 3044273), (1883, 871409), (2959, 554533), (11317, 144991), (13181, 124487), (20713, 79219)]