1818609

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2793312

約数和(自身を除く): 974703

約数列:

[1, 3, 13, 17, 39, 51, 169, 211, 221, 507, 633, 663, 2743, 2873, 3587, 8229, 8619, 10761, 35659, 46631, 106977, 139893, 606203, 1818609]

約数ペア:

[(1, 1818609), (3, 606203), (13, 139893), (17, 106977), (39, 46631), (51, 35659), (169, 10761), (211, 8619), (221, 8229), (507, 3587), (633, 2873), (663, 2743)]