28448585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 39840768

約数和(自身を除く): 11392183

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 523, 989, 1265, 2365, 2615, 4945, 5753, 10879, 12029, 22489, 28765, 54395, 60145, 112445, 132319, 247379, 517247, 661595, 1236895, 2586235, 5689717, 28448585]

約数ペア:

[(1, 28448585), (5, 5689717), (11, 2586235), (23, 1236895), (43, 661595), (55, 517247), (115, 247379), (215, 132319), (253, 112445), (473, 60145), (523, 54395), (989, 28765), (1265, 22489), (2365, 12029), (2615, 10879), (4945, 5753)]