26893065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 45847296

約数和(自身を除く): 18954231

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 401, 789, 1203, 1315, 2005, 3945, 4471, 6015, 6817, 13413, 20451, 22355, 34085, 67065, 102255, 105463, 316389, 527315, 1581945, 1792871, 5378613, 8964355, 26893065]

約数ペア:

[(1, 26893065), (3, 8964355), (5, 5378613), (15, 1792871), (17, 1581945), (51, 527315), (85, 316389), (255, 105463), (263, 102255), (401, 67065), (789, 34085), (1203, 22355), (1315, 20451), (2005, 13413), (3945, 6817), (4471, 6015)]