28872886

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{33809}}^1$

素因数の和:33879

約数の個数: 16

約数和(自身を含む): 50309280

約数和(自身を除く): 21436394

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 33809, 67618, 236663, 473326, 2062349, 4124698, 14436443, 28872886]

約数ペア:

[(1, 28872886), (2, 14436443), (7, 4124698), (14, 2062349), (61, 473326), (122, 236663), (427, 67618), (854, 33809)]