28348229

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 36260352

約数和(自身を除く): 7912123

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 773, 1183, 2821, 5239, 5411, 10049, 23963, 36673, 70343, 130637, 167741, 311519, 914459, 2180633, 4049747, 28348229]

約数ペア:

[(1, 28348229), (7, 4049747), (13, 2180633), (31, 914459), (91, 311519), (169, 167741), (217, 130637), (403, 70343), (773, 36673), (1183, 23963), (2821, 10049), (5239, 5411)]