138218305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{18973}}^1$

素因数の和:19056

約数の個数: 16

約数和(自身を含む): 174864384

約数和(自身を除く): 36646079

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 18973, 94865, 588163, 891731, 2940815, 4458655, 27643661, 138218305]

約数ペア:

[(1, 138218305), (5, 27643661), (31, 4458655), (47, 2940815), (155, 891731), (235, 588163), (1457, 94865), (7285, 18973)]