245119041

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{4721}}^1$

素因数の和:5374

約数の個数: 20

約数和(自身を含む): 366814404

約数和(自身を除く): 121695363

約数列:

[1, 3, 9, 27, 81, 641, 1923, 4721, 5769, 14163, 17307, 42489, 51921, 127467, 382401, 3026161, 9078483, 27235449, 81706347, 245119041]

約数ペア:

[(1, 245119041), (3, 81706347), (9, 27235449), (27, 9078483), (81, 3026161), (641, 382401), (1923, 127467), (4721, 51921), (5769, 42489), (14163, 17307)]