1277881046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{552239}}^1$

素因数の和:552343

約数の個数: 16

約数和(自身を含む): 2087467200

約数和(自身を除く): 809586154

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 552239, 1104478, 7179107, 14358214, 49149271, 98298542, 638940523, 1277881046]

約数ペア:

[(1, 1277881046), (2, 638940523), (13, 98298542), (26, 49149271), (89, 14358214), (178, 7179107), (1157, 1104478), (2314, 552239)]