267555990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{686041}}^1$

素因数の和:686064

約数の個数: 32

約数和(自身を含む): 691530336

約数和(自身を除く): 423974346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 686041, 1372082, 2058123, 3430205, 4116246, 6860410, 8918533, 10290615, 17837066, 20581230, 26755599, 44592665, 53511198, 89185330, 133777995, 267555990]

約数ペア:

[(1, 267555990), (2, 133777995), (3, 89185330), (5, 53511198), (6, 44592665), (10, 26755599), (13, 20581230), (15, 17837066), (26, 10290615), (30, 8918533), (39, 6860410), (65, 4116246), (78, 3430205), (130, 2058123), (195, 1372082), (390, 686041)]