13989885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 28396032

約数和(自身を除く): 14406147

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 65, 91, 105, 111, 185, 195, 259, 273, 277, 455, 481, 555, 777, 831, 1295, 1365, 1385, 1443, 1939, 2405, 3367, 3601, 3885, 4155, 5817, 7215, 9695, 10101, 10249, 10803, 16835, 18005, 25207, 29085, 30747, 50505, 51245, 54015, 71743, 75621, 126035, 133237, 153735, 215229, 358715, 378105, 399711, 666185, 932659, 1076145, 1998555, 2797977, 4663295, 13989885]

約数ペア:

[(1, 13989885), (3, 4663295), (5, 2797977), (7, 1998555), (13, 1076145), (15, 932659), (21, 666185), (35, 399711), (37, 378105), (39, 358715), (65, 215229), (91, 153735), (105, 133237), (111, 126035), (185, 75621), (195, 71743), (259, 54015), (273, 51245), (277, 50505), (455, 30747), (481, 29085), (555, 25207), (777, 18005), (831, 16835), (1295, 10803), (1365, 10249), (1385, 10101), (1443, 9695), (1939, 7215), (2405, 5817), (3367, 4155), (3601, 3885)]