1618216957

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3643}}^1$

素因数の和:3793

約数の個数: 32

約数和(自身を含む): 2014986240

約数和(自身を除く): 396769283

約数列:

[1, 7, 23, 31, 89, 161, 217, 623, 713, 2047, 2759, 3643, 4991, 14329, 19313, 25501, 63457, 83789, 112933, 324227, 444199, 586523, 790531, 2269589, 2597459, 7457221, 10051037, 18182213, 52200547, 70357259, 231173851, 1618216957]

約数ペア:

[(1, 1618216957), (7, 231173851), (23, 70357259), (31, 52200547), (89, 18182213), (161, 10051037), (217, 7457221), (623, 2597459), (713, 2269589), (2047, 790531), (2759, 586523), (3643, 444199), (4991, 324227), (14329, 112933), (19313, 83789), (25501, 63457)]