259968387

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1657}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 410865664

約数和(自身を除く): 150897277

約数列:

[1, 3, 7, 21, 31, 93, 217, 241, 651, 723, 1657, 1687, 4971, 5061, 7471, 11599, 22413, 34797, 51367, 52297, 154101, 156891, 359569, 399337, 1078707, 1198011, 2795359, 8386077, 12379447, 37138341, 86656129, 259968387]

約数ペア:

[(1, 259968387), (3, 86656129), (7, 37138341), (21, 12379447), (31, 8386077), (93, 2795359), (217, 1198011), (241, 1078707), (651, 399337), (723, 359569), (1657, 156891), (1687, 154101), (4971, 52297), (5061, 51367), (7471, 34797), (11599, 22413)]