64689378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11681}}^1$

素因数の和:11770

約数の個数: 32

約数和(自身を含む): 141305472

約数和(自身を除く): 76616094

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 11681, 23362, 35043, 70086, 151853, 303706, 455559, 829351, 911118, 1658702, 2488053, 4976106, 10781563, 21563126, 32344689, 64689378]

約数ペア:

[(1, 64689378), (2, 32344689), (3, 21563126), (6, 10781563), (13, 4976106), (26, 2488053), (39, 1658702), (71, 911118), (78, 829351), (142, 455559), (213, 303706), (426, 151853), (923, 70086), (1846, 35043), (2769, 23362), (5538, 11681)]