199420065

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{340889}}^1$

素因数の和:340913

約数の個数: 24

約数和(自身を含む): 372251880

約数和(自身を除く): 172831815

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 340889, 1022667, 1704445, 3068001, 4431557, 5113335, 13294671, 15340005, 22157785, 39884013, 66473355, 199420065]

約数ペア:

[(1, 199420065), (3, 66473355), (5, 39884013), (9, 22157785), (13, 15340005), (15, 13294671), (39, 5113335), (45, 4431557), (65, 3068001), (117, 1704445), (195, 1022667), (585, 340889)]