243305569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 282852864

約数和(自身を除く): 39547295

約数列:

[1, 13, 23, 71, 73, 157, 299, 923, 949, 1633, 1679, 2041, 3611, 5183, 11147, 11461, 21229, 21827, 46943, 67379, 119209, 144911, 148993, 256381, 263603, 813731, 1549717, 3332953, 3426839, 10578503, 18715813, 243305569]

約数ペア:

[(1, 243305569), (13, 18715813), (23, 10578503), (71, 3426839), (73, 3332953), (157, 1549717), (299, 813731), (923, 263603), (949, 256381), (1633, 148993), (1679, 144911), (2041, 119209), (3611, 67379), (5183, 46943), (11147, 21827), (11461, 21229)]