81140667

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{6469}}^1$

素因数の和:6622

約数の個数: 16

約数和(自身を含む): 112112160

約数和(自身を除く): 30971493

約数列:

[1, 3, 37, 111, 113, 339, 4181, 6469, 12543, 19407, 239353, 718059, 730997, 2192991, 27046889, 81140667]

約数ペア:

[(1, 81140667), (3, 27046889), (37, 2192991), (111, 730997), (113, 718059), (339, 239353), (4181, 19407), (6469, 12543)]