9817990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10789}}^1$

素因数の和:10816

約数の個数: 32

約数和(自身を含む): 21752640

約数和(自身を除く): 11934650

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 10789, 21578, 53945, 75523, 107890, 140257, 151046, 280514, 377615, 701285, 755230, 981799, 1402570, 1963598, 4908995, 9817990]

約数ペア:

[(1, 9817990), (2, 4908995), (5, 1963598), (7, 1402570), (10, 981799), (13, 755230), (14, 701285), (26, 377615), (35, 280514), (65, 151046), (70, 140257), (91, 107890), (130, 75523), (182, 53945), (455, 21578), (910, 10789)]