204067455

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 335724480

約数和(自身を除く): 131657025

約数列:

[1, 3, 5, 15, 41, 123, 205, 389, 615, 853, 1167, 1945, 2559, 4265, 5835, 12795, 15949, 34973, 47847, 79745, 104919, 174865, 239235, 331817, 524595, 995451, 1659085, 4977255, 13604497, 40813491, 68022485, 204067455]

約数ペア:

[(1, 204067455), (3, 68022485), (5, 40813491), (15, 13604497), (41, 4977255), (123, 1659085), (205, 995451), (389, 524595), (615, 331817), (853, 239235), (1167, 174865), (1945, 104919), (2559, 79745), (4265, 47847), (5835, 34973), (12795, 15949)]