28490926

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{503}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 43352064

約数和(自身を除く): 14861138

約数列:

[1, 2, 127, 223, 254, 446, 503, 1006, 28321, 56642, 63881, 112169, 127762, 224338, 14245463, 28490926]

約数ペア:

[(1, 28490926), (2, 14245463), (127, 224338), (223, 127762), (254, 112169), (446, 63881), (503, 56642), (1006, 28321)]