256992021

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2017}}^1$

素因数の和:2064

約数の個数: 60

約数和(自身を含む): 454659436

約数和(自身を除く): 197667415

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 121, 143, 297, 351, 363, 429, 891, 1053, 1089, 1287, 1573, 2017, 3267, 3861, 4719, 6051, 9801, 11583, 14157, 18153, 22187, 26221, 42471, 54459, 66561, 78663, 127413, 163377, 199683, 235989, 244057, 288431, 599049, 707967, 732171, 865293, 1797147, 2123901, 2196513, 2595879, 3172741, 6589539, 7787637, 9518223, 19768617, 23362911, 28554669, 85664007, 256992021]

約数ペア:

[(1, 256992021), (3, 85664007), (9, 28554669), (11, 23362911), (13, 19768617), (27, 9518223), (33, 7787637), (39, 6589539), (81, 3172741), (99, 2595879), (117, 2196513), (121, 2123901), (143, 1797147), (297, 865293), (351, 732171), (363, 707967), (429, 599049), (891, 288431), (1053, 244057), (1089, 235989), (1287, 199683), (1573, 163377), (2017, 127413), (3267, 78663), (3861, 66561), (4719, 54459), (6051, 42471), (9801, 26221), (11583, 22187), (14157, 18153)]