39840885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 79971840

約数和(自身を除く): 40130955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 315, 395, 553, 711, 1185, 1601, 1659, 2765, 3555, 4803, 4977, 8005, 8295, 11207, 14409, 24015, 24885, 33621, 56035, 72045, 100863, 126479, 168105, 379437, 504315, 632395, 885353, 1138311, 1897185, 2656059, 4426765, 5691555, 7968177, 13280295, 39840885]

約数ペア:

[(1, 39840885), (3, 13280295), (5, 7968177), (7, 5691555), (9, 4426765), (15, 2656059), (21, 1897185), (35, 1138311), (45, 885353), (63, 632395), (79, 504315), (105, 379437), (237, 168105), (315, 126479), (395, 100863), (553, 72045), (711, 56035), (1185, 33621), (1601, 24885), (1659, 24015), (2765, 14409), (3555, 11207), (4803, 8295), (4977, 8005)]