13478465

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 21724416

約数和(自身を除く): 8245951

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2693, 5005, 13465, 18851, 29623, 35009, 94255, 148115, 175045, 207361, 245063, 385099, 1036805, 1225315, 1925495, 2695693, 13478465]

約数ペア:

[(1, 13478465), (5, 2695693), (7, 1925495), (11, 1225315), (13, 1036805), (35, 385099), (55, 245063), (65, 207361), (77, 175045), (91, 148115), (143, 94255), (385, 35009), (455, 29623), (715, 18851), (1001, 13465), (2693, 5005)]