255880681

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{7127}}^1$

素因数の和:7380

約数の個数: 16

約数和(自身を含む): 306561024

約数和(自身を除く): 50680343

約数列:

[1, 7, 23, 161, 223, 1561, 5129, 7127, 35903, 49889, 163921, 1147447, 1589321, 11125247, 36554383, 255880681]

約数ペア:

[(1, 255880681), (7, 36554383), (23, 11125247), (161, 1589321), (223, 1147447), (1561, 163921), (5129, 49889), (7127, 35903)]