68888897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21821}}^1$

素因数の和:21880

約数の個数: 16

約数和(自身を含む): 87986304

約数和(自身を除く): 19097407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 21821, 152747, 240031, 894661, 1680217, 6262627, 9841271, 68888897]

約数ペア:

[(1, 68888897), (7, 9841271), (11, 6262627), (41, 1680217), (77, 894661), (287, 240031), (451, 152747), (3157, 21821)]