859216085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{26597}}^1$

素因数の和:26693

約数の個数: 32

約数和(自身を含む): 1286917632

約数和(自身を除く): 427701547

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 923, 2485, 4615, 6461, 26597, 32305, 132985, 186179, 345761, 930895, 1728805, 1888387, 2420327, 9441935, 12101635, 13218709, 24549031, 66093545, 122745155, 171843217, 859216085]

約数ペア:

[(1, 859216085), (5, 171843217), (7, 122745155), (13, 66093545), (35, 24549031), (65, 13218709), (71, 12101635), (91, 9441935), (355, 2420327), (455, 1888387), (497, 1728805), (923, 930895), (2485, 345761), (4615, 186179), (6461, 132985), (26597, 32305)]