280438305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{4357}}^1$

素因数の和:4985

約数の個数: 32

約数和(自身を含む): 513755904

約数和(自身を除く): 233317599

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 613, 1839, 3065, 4291, 4357, 9195, 12873, 13071, 21455, 21785, 30499, 64365, 65355, 91497, 152495, 457485, 2670841, 8012523, 13354205, 18695887, 40062615, 56087661, 93479435, 280438305]

約数ペア:

[(1, 280438305), (3, 93479435), (5, 56087661), (7, 40062615), (15, 18695887), (21, 13354205), (35, 8012523), (105, 2670841), (613, 457485), (1839, 152495), (3065, 91497), (4291, 65355), (4357, 64365), (9195, 30499), (12873, 21785), (13071, 21455)]