219323979

素因数分解:

$3^2\times 7^1\times {\mathrm{1801}}^1\times {\mathrm{1933}}^1$

素因数の和:3747

約数の個数: 24

約数和(自身を含む): 362447072

約数和(自身を除く): 143123093

約数列:

[1, 3, 7, 9, 21, 63, 1801, 1933, 5403, 5799, 12607, 13531, 16209, 17397, 37821, 40593, 113463, 121779, 3481333, 10443999, 24369331, 31331997, 73107993, 219323979]

約数ペア:

[(1, 219323979), (3, 73107993), (7, 31331997), (9, 24369331), (21, 10443999), (63, 3481333), (1801, 121779), (1933, 113463), (5403, 40593), (5799, 37821), (12607, 17397), (13531, 16209)]