64405005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{613381}}^1$

素因数の和:613396

約数の個数: 16

約数和(自身を含む): 117769344

約数和(自身を除く): 53364339

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 613381, 1840143, 3066905, 4293667, 9200715, 12881001, 21468335, 64405005]

約数ペア:

[(1, 64405005), (3, 21468335), (5, 12881001), (7, 9200715), (15, 4293667), (21, 3066905), (35, 1840143), (105, 613381)]