28963753

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1109}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 37202760

約数和(自身を除く): 8239007

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 1109, 2009, 3731, 7763, 14417, 26117, 45469, 54341, 100919, 318283, 591097, 706433, 2227981, 4137679, 28963753]

約数ペア:

[(1, 28963753), (7, 4137679), (13, 2227981), (41, 706433), (49, 591097), (91, 318283), (287, 100919), (533, 54341), (637, 45469), (1109, 26117), (2009, 14417), (3731, 7763)]