66431379

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{51859}}^1$

素因数の和:51930

約数の個数: 16

約数和(自身を含む): 102890240

約数和(自身を除く): 36458861

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 51859, 155577, 363013, 1089039, 3163399, 9490197, 22143793, 66431379]

約数ペア:

[(1, 66431379), (3, 22143793), (7, 9490197), (21, 3163399), (61, 1089039), (183, 363013), (427, 155577), (1281, 51859)]