2002203

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 3365856

約数和(自身を除く): 1363653

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 521, 549, 1281, 1563, 3647, 3843, 4689, 10941, 31781, 32823, 95343, 222467, 286029, 667401, 2002203]

約数ペア:

[(1, 2002203), (3, 667401), (7, 286029), (9, 222467), (21, 95343), (61, 32823), (63, 31781), (183, 10941), (427, 4689), (521, 3843), (549, 3647), (1281, 1563)]