2238921

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 20

約数和(自身を含む): 3386064

約数和(自身を除く): 1147143

約数列:

[1, 3, 9, 27, 81, 131, 211, 393, 633, 1179, 1899, 3537, 5697, 10611, 17091, 27641, 82923, 248769, 746307, 2238921]

約数ペア:

[(1, 2238921), (3, 746307), (9, 248769), (27, 82923), (81, 27641), (131, 17091), (211, 10611), (393, 5697), (633, 3537), (1179, 1899)]