123848145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1669}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 229778640

約数和(自身を除く): 105930495

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 255, 291, 485, 765, 873, 1455, 1649, 1669, 4365, 4947, 5007, 8245, 8345, 14841, 15021, 24735, 25035, 28373, 74205, 75105, 85119, 141865, 161893, 255357, 425595, 485679, 809465, 1276785, 1457037, 2428395, 2752181, 7285185, 8256543, 13760905, 24769629, 41282715, 123848145]

約数ペア:

[(1, 123848145), (3, 41282715), (5, 24769629), (9, 13760905), (15, 8256543), (17, 7285185), (45, 2752181), (51, 2428395), (85, 1457037), (97, 1276785), (153, 809465), (255, 485679), (291, 425595), (485, 255357), (765, 161893), (873, 141865), (1455, 85119), (1649, 75105), (1669, 74205), (4365, 28373), (4947, 25035), (5007, 24735), (8245, 15021), (8345, 14841)]