28623385

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 43469568

約数和(自身を除く): 14846183

約数列:

[1, 5, 7, 23, 31, 35, 37, 115, 155, 161, 185, 217, 259, 713, 805, 851, 961, 1085, 1147, 1295, 3565, 4255, 4805, 4991, 5735, 5957, 6727, 8029, 22103, 24955, 26381, 29785, 33635, 35557, 40145, 110515, 131905, 154721, 177785, 184667, 248899, 773605, 817811, 923335, 1244495, 4089055, 5724677, 28623385]

約数ペア:

[(1, 28623385), (5, 5724677), (7, 4089055), (23, 1244495), (31, 923335), (35, 817811), (37, 773605), (115, 248899), (155, 184667), (161, 177785), (185, 154721), (217, 131905), (259, 110515), (713, 40145), (805, 35557), (851, 33635), (961, 29785), (1085, 26381), (1147, 24955), (1295, 22103), (3565, 8029), (4255, 6727), (4805, 5957), (4991, 5735)]