145317865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4241}}^1$

素因数の和:4353

約数の個数: 32

約数和(自身を含む): 219905280

約数和(自身を除く): 74587415

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 4241, 4895, 6853, 21205, 29687, 34265, 46651, 148435, 233255, 326557, 377449, 1632785, 1887245, 2642143, 4151939, 13210715, 20759695, 29063573, 145317865]

約数ペア:

[(1, 145317865), (5, 29063573), (7, 20759695), (11, 13210715), (35, 4151939), (55, 2642143), (77, 1887245), (89, 1632785), (385, 377449), (445, 326557), (623, 233255), (979, 148435), (3115, 46651), (4241, 34265), (4895, 29687), (6853, 21205)]