87748515

素因数分解:

$3^5\times 5^1\times {\mathrm{72221}}^1$

素因数の和:72241

約数の個数: 24

約数和(自身を含む): 157732848

約数和(自身を除く): 69984333

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 72221, 216663, 361105, 649989, 1083315, 1949967, 3249945, 5849901, 9749835, 17549703, 29249505, 87748515]

約数ペア:

[(1, 87748515), (3, 29249505), (5, 17549703), (9, 9749835), (15, 5849901), (27, 3249945), (45, 1949967), (81, 1083315), (135, 649989), (243, 361105), (405, 216663), (1215, 72221)]