28094983

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 34588512

約数和(自身を除く): 6493529

約数列:

[1, 7, 23, 49, 97, 161, 257, 679, 1127, 1799, 2231, 4753, 5911, 12593, 15617, 24929, 41377, 109319, 174503, 289639, 573367, 1221521, 4013569, 28094983]

約数ペア:

[(1, 28094983), (7, 4013569), (23, 1221521), (49, 573367), (97, 289639), (161, 174503), (257, 109319), (679, 41377), (1127, 24929), (1799, 15617), (2231, 12593), (4753, 5911)]