399222705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{53551}}^1$

素因数の和:53637

約数の個数: 32

約数和(自身を含む): 740302848

約数和(自身を除く): 341080143

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 53551, 160653, 267755, 374857, 803265, 1124571, 1874285, 3802121, 5622855, 11406363, 19010605, 26614847, 57031815, 79844541, 133074235, 399222705]

約数ペア:

[(1, 399222705), (3, 133074235), (5, 79844541), (7, 57031815), (15, 26614847), (21, 19010605), (35, 11406363), (71, 5622855), (105, 3802121), (213, 1874285), (355, 1124571), (497, 803265), (1065, 374857), (1491, 267755), (2485, 160653), (7455, 53551)]