2722419

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 4559360

約数和(自身を除く): 1836941

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 547, 553, 711, 1641, 1659, 3829, 4923, 4977, 11487, 34461, 43213, 129639, 302491, 388917, 907473, 2722419]

約数ペア:

[(1, 2722419), (3, 907473), (7, 388917), (9, 302491), (21, 129639), (63, 43213), (79, 34461), (237, 11487), (547, 4977), (553, 4923), (711, 3829), (1641, 1659)]