9781330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 19260864

約数和(自身を除く): 9479534

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1123, 1742, 2246, 4355, 5615, 8710, 11230, 14599, 29198, 72995, 75241, 145990, 150482, 376205, 752410, 978133, 1956266, 4890665, 9781330]

約数ペア:

[(1, 9781330), (2, 4890665), (5, 1956266), (10, 978133), (13, 752410), (26, 376205), (65, 150482), (67, 145990), (130, 75241), (134, 72995), (335, 29198), (670, 14599), (871, 11230), (1123, 8710), (1742, 5615), (2246, 4355)]