90319306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18919}}^1$

素因数の和:18970

約数の個数: 32

約数和(自身を含む): 174366720

約数和(自身を除く): 84047414

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 18919, 37838, 132433, 208109, 264866, 416218, 586489, 1172978, 1456763, 2913526, 4105423, 6451379, 8210846, 12902758, 45159653, 90319306]

約数ペア:

[(1, 90319306), (2, 45159653), (7, 12902758), (11, 8210846), (14, 6451379), (22, 4105423), (31, 2913526), (62, 1456763), (77, 1172978), (154, 586489), (217, 416218), (341, 264866), (434, 208109), (682, 132433), (2387, 37838), (4774, 18919)]