219662913

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{21341}}^1$

素因数の和:21464

約数の個数: 16

約数和(自身を含む): 303227136

約数和(自身を除く): 83564223

約数列:

[1, 3, 47, 73, 141, 219, 3431, 10293, 21341, 64023, 1003027, 1557893, 3009081, 4673679, 73220971, 219662913]

約数ペア:

[(1, 219662913), (3, 73220971), (47, 4673679), (73, 3009081), (141, 1557893), (219, 1003027), (3431, 64023), (10293, 21341)]