1538481

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 2384768

約数和(自身を除く): 846287

約数列:

[1, 3, 7, 21, 61, 183, 427, 1201, 1281, 3603, 8407, 25221, 73261, 219783, 512827, 1538481]

約数ペア:

[(1, 1538481), (3, 512827), (7, 219783), (21, 73261), (61, 25221), (183, 8407), (427, 3603), (1201, 1281)]