69905921

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 81048000

約数和(自身を除く): 11142079

約数列:

[1, 17, 19, 29, 289, 323, 439, 493, 551, 5491, 7463, 8341, 8381, 9367, 12731, 126871, 141797, 159239, 216427, 241889, 2410549, 3679259, 4112113, 69905921]

約数ペア:

[(1, 69905921), (17, 4112113), (19, 3679259), (29, 2410549), (289, 241889), (323, 216427), (439, 159239), (493, 141797), (551, 126871), (5491, 12731), (7463, 9367), (8341, 8381)]