31066905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5297}}^1$

素因数の和:5345

約数の個数: 32

約数和(自身を含む): 54929664

約数和(自身を除く): 23862759

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5297, 5865, 15891, 26485, 79455, 90049, 121831, 270147, 365493, 450245, 609155, 1350735, 1827465, 2071127, 6213381, 10355635, 31066905]

約数ペア:

[(1, 31066905), (3, 10355635), (5, 6213381), (15, 2071127), (17, 1827465), (23, 1350735), (51, 609155), (69, 450245), (85, 365493), (115, 270147), (255, 121831), (345, 90049), (391, 79455), (1173, 26485), (1955, 15891), (5297, 5865)]