2220519

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 3467520

約数和(自身を除く): 1247001

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2579, 7737, 18053, 54159, 105739, 317217, 740173, 2220519]

約数ペア:

[(1, 2220519), (3, 740173), (7, 317217), (21, 105739), (41, 54159), (123, 18053), (287, 7737), (861, 2579)]