28469007

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3251}}^1$

素因数の和:3403

約数の個数: 24

約数和(自身を含む): 47349120

約数和(自身を除く): 18880113

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 3251, 8757, 9753, 22757, 29259, 68271, 204813, 451889, 1355667, 3163223, 4067001, 9489669, 28469007]

約数ペア:

[(1, 28469007), (3, 9489669), (7, 4067001), (9, 3163223), (21, 1355667), (63, 451889), (139, 204813), (417, 68271), (973, 29259), (1251, 22757), (2919, 9753), (3251, 8757)]