748839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 1241472

約数和(自身を除く): 492633

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 211, 273, 507, 633, 1183, 1477, 2743, 3549, 4431, 8229, 19201, 35659, 57603, 106977, 249613, 748839]

約数ペア:

[(1, 748839), (3, 249613), (7, 106977), (13, 57603), (21, 35659), (39, 19201), (91, 8229), (169, 4431), (211, 3549), (273, 2743), (507, 1477), (633, 1183)]