81284134

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1\times {\mathrm{653}}^1$

素因数の和:1335

約数の個数: 16

約数和(自身を含む): 123449040

約数和(自身を除く): 42164906

約数列:

[1, 2, 109, 218, 571, 653, 1142, 1306, 62239, 71177, 124478, 142354, 372863, 745726, 40642067, 81284134]

約数ペア:

[(1, 81284134), (2, 40642067), (109, 745726), (218, 372863), (571, 142354), (653, 124478), (1142, 71177), (1306, 62239)]