28081633321

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{227251}}^1$

素因数の和:227524

約数の個数: 16

約数和(自身を含む): 32578846720

約数和(自身を除く): 4497213399

約数列:

[1, 7, 127, 139, 889, 973, 17653, 123571, 227251, 1590757, 28860877, 31587889, 202026139, 221115223, 4011661903, 28081633321]

約数ペア:

[(1, 28081633321), (7, 4011661903), (127, 221115223), (139, 202026139), (889, 31587889), (973, 28860877), (17653, 1590757), (123571, 227251)]