86668465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 121546656

約数和(自身を除く): 34878191

約数列:

[1, 5, 13, 17, 41, 65, 85, 205, 221, 533, 697, 1105, 1913, 2665, 3485, 9061, 9565, 24869, 32521, 45305, 78433, 124345, 162605, 392165, 422773, 1019629, 1333361, 2113865, 5098145, 6666805, 17333693, 86668465]

約数ペア:

[(1, 86668465), (5, 17333693), (13, 6666805), (17, 5098145), (41, 2113865), (65, 1333361), (85, 1019629), (205, 422773), (221, 392165), (533, 162605), (697, 124345), (1105, 78433), (1913, 45305), (2665, 32521), (3485, 24869), (9061, 9565)]