51778191

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{2377}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 70883424

約数和(自身を除く): 19105233

約数列:

[1, 3, 53, 137, 159, 411, 2377, 7131, 7261, 21783, 125981, 325649, 377943, 976947, 17259397, 51778191]

約数ペア:

[(1, 51778191), (3, 17259397), (53, 976947), (137, 377943), (159, 325649), (411, 125981), (2377, 21783), (7131, 7261)]