260778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{887}}^1$

素因数の和:906

約数の個数: 24

約数和(自身を含む): 607392

約数和(自身を除く): 346614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 887, 1774, 2661, 5322, 6209, 12418, 18627, 37254, 43463, 86926, 130389, 260778]

約数ペア:

[(1, 260778), (2, 130389), (3, 86926), (6, 43463), (7, 37254), (14, 18627), (21, 12418), (42, 6209), (49, 5322), (98, 2661), (147, 1774), (294, 887)]