30946131

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{5381}}^1$

素因数の和:5464

約数の個数: 20

約数和(自身を含む): 46887984

約数和(自身を除く): 15941853

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5381, 5751, 16143, 48429, 145287, 382051, 435861, 1146153, 3438459, 10315377, 30946131]

約数ペア:

[(1, 30946131), (3, 10315377), (9, 3438459), (27, 1146153), (71, 435861), (81, 382051), (213, 145287), (639, 48429), (1917, 16143), (5381, 5751)]