31460121

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4127}}^1$

素因数の和:4162

約数の個数: 36

約数和(自身を含む): 57098496

約数和(自身を除く): 25638375

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 4127, 7623, 12381, 28889, 37143, 45397, 86667, 136191, 260001, 317779, 408573, 499367, 953337, 1498101, 2860011, 3495569, 4494303, 10486707, 31460121]

約数ペア:

[(1, 31460121), (3, 10486707), (7, 4494303), (9, 3495569), (11, 2860011), (21, 1498101), (33, 953337), (63, 499367), (77, 408573), (99, 317779), (121, 260001), (231, 136191), (363, 86667), (693, 45397), (847, 37143), (1089, 28889), (2541, 12381), (4127, 7623)]