81952815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10993}}^1$

素因数の和:11079

約数の個数: 32

約数和(自身を含む): 151981056

約数和(自身を除く): 70028241

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 10993, 32979, 54965, 76951, 164895, 230853, 384755, 780503, 1154265, 2341509, 3902515, 5463521, 11707545, 16390563, 27317605, 81952815]

約数ペア:

[(1, 81952815), (3, 27317605), (5, 16390563), (7, 11707545), (15, 5463521), (21, 3902515), (35, 2341509), (71, 1154265), (105, 780503), (213, 384755), (355, 230853), (497, 164895), (1065, 76951), (1491, 54965), (2485, 32979), (7455, 10993)]