13898391

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 20378880

約数和(自身を除く): 6480489

約数列:

[1, 3, 13, 39, 79, 169, 237, 347, 507, 1027, 1041, 3081, 4511, 13351, 13533, 27413, 40053, 58643, 82239, 175929, 356369, 1069107, 4632797, 13898391]

約数ペア:

[(1, 13898391), (3, 4632797), (13, 1069107), (39, 356369), (79, 175929), (169, 82239), (237, 58643), (347, 40053), (507, 27413), (1027, 13533), (1041, 13351), (3081, 4511)]