28699447

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 34941456

約数和(自身を除く): 6242009

約数列:

[1, 7, 43, 49, 53, 257, 301, 371, 1799, 2107, 2279, 2597, 11051, 12593, 13621, 15953, 77357, 95347, 111671, 541499, 585703, 667429, 4099921, 28699447]

約数ペア:

[(1, 28699447), (7, 4099921), (43, 667429), (49, 585703), (53, 541499), (257, 111671), (301, 95347), (371, 77357), (1799, 15953), (2107, 13621), (2279, 12593), (2597, 11051)]