2871921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 4155200

約数和(自身を除く): 1283279

約数列:

[1, 3, 13, 39, 211, 349, 633, 1047, 2743, 4537, 8229, 13611, 73639, 220917, 957307, 2871921]

約数ペア:

[(1, 2871921), (3, 957307), (13, 220917), (39, 73639), (211, 13611), (349, 8229), (633, 4537), (1047, 2743)]