81618985

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{10273}}^1$

素因数の和:10512

約数の個数: 16

約数和(自身を含む): 112438656

約数和(自身を除く): 30819671

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 7945, 10273, 51365, 71911, 359555, 2331971, 11659855, 16323797, 81618985]

約数ペア:

[(1, 81618985), (5, 16323797), (7, 11659855), (35, 2331971), (227, 359555), (1135, 71911), (1589, 51365), (7945, 10273)]