181026

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 24

約数和(自身を含む): 400140

約数和(自身を除く): 219114

約数列:

[1, 2, 3, 6, 9, 18, 89, 113, 178, 226, 267, 339, 534, 678, 801, 1017, 1602, 2034, 10057, 20114, 30171, 60342, 90513, 181026]

約数ペア:

[(1, 181026), (2, 90513), (3, 60342), (6, 30171), (9, 20114), (18, 10057), (89, 2034), (113, 1602), (178, 1017), (226, 801), (267, 678), (339, 534)]