78306981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{25171}}^1$

素因数の和:25252

約数の個数: 16

約数和(自身を含む): 112367808

約数和(自身を除く): 34060827

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 25171, 75513, 427907, 1283721, 1535431, 4606293, 26102327, 78306981]

約数ペア:

[(1, 78306981), (3, 26102327), (17, 4606293), (51, 1535431), (61, 1283721), (183, 427907), (1037, 75513), (3111, 25171)]