28403078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{31489}}^1$

素因数の和:31543

約数の個数: 16

約数和(自身を含む): 47612880

約数和(自身を除く): 19209802

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 31489, 62978, 346379, 692758, 1291049, 2582098, 14201539, 28403078]

約数ペア:

[(1, 28403078), (2, 14201539), (11, 2582098), (22, 1291049), (41, 692758), (82, 346379), (451, 62978), (902, 31489)]