168930188

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{67789}}^1$

素因数の和:67889

約数の個数: 24

約数和(自身を含む): 341661600

約数和(自身を除く): 172731412

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 67789, 135578, 271156, 474523, 949046, 1898092, 6033221, 12066442, 24132884, 42232547, 84465094, 168930188]

約数ペア:

[(1, 168930188), (2, 84465094), (4, 42232547), (7, 24132884), (14, 12066442), (28, 6033221), (89, 1898092), (178, 949046), (356, 474523), (623, 271156), (1246, 135578), (2492, 67789)]