86327289

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{15907}}^1$

素因数の和:15986

約数の個数: 20

約数和(自身を含む): 130891024

約数和(自身を除く): 44563735

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 15907, 47721, 143163, 429489, 1065769, 1288467, 3197307, 9591921, 28775763, 86327289]

約数ペア:

[(1, 86327289), (3, 28775763), (9, 9591921), (27, 3197307), (67, 1288467), (81, 1065769), (201, 429489), (603, 143163), (1809, 47721), (5427, 15907)]