222702805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 314843760

約数和(自身を除く): 92140955

約数列:

[1, 5, 13, 17, 43, 65, 85, 109, 215, 221, 545, 559, 731, 1105, 1417, 1849, 1853, 2795, 3655, 4687, 7085, 9245, 9265, 9503, 23435, 24037, 24089, 31433, 47515, 60931, 79679, 120185, 120445, 157165, 201541, 304655, 398395, 408629, 1007705, 1035827, 2043145, 2620033, 3426197, 5179135, 13100165, 17130985, 44540561, 222702805]

約数ペア:

[(1, 222702805), (5, 44540561), (13, 17130985), (17, 13100165), (43, 5179135), (65, 3426197), (85, 2620033), (109, 2043145), (215, 1035827), (221, 1007705), (545, 408629), (559, 398395), (731, 304655), (1105, 201541), (1417, 157165), (1849, 120445), (1853, 120185), (2795, 79679), (3655, 60931), (4687, 47515), (7085, 31433), (9245, 24089), (9265, 24037), (9503, 23435)]