280471107

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{218947}}^1$

素因数の和:219018

約数の個数: 16

約数和(自身を含む): 434392832

約数和(自身を除く): 153921725

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 218947, 656841, 1532629, 4597887, 13355767, 40067301, 93490369, 280471107]

約数ペア:

[(1, 280471107), (3, 93490369), (7, 40067301), (21, 13355767), (61, 4597887), (183, 1532629), (427, 656841), (1281, 218947)]