78319185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6971}}^1$

素因数の和:7093

約数の個数: 32

約数和(自身を含む): 144571392

約数和(自身を除く): 66252207

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 321, 535, 749, 1605, 2247, 3745, 6971, 11235, 20913, 34855, 48797, 104565, 146391, 243985, 731955, 745897, 2237691, 3729485, 5221279, 11188455, 15663837, 26106395, 78319185]

約数ペア:

[(1, 78319185), (3, 26106395), (5, 15663837), (7, 11188455), (15, 5221279), (21, 3729485), (35, 2237691), (105, 745897), (107, 731955), (321, 243985), (535, 146391), (749, 104565), (1605, 48797), (2247, 34855), (3745, 20913), (6971, 11235)]