263249151

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 396264960

約数和(自身を除く): 133015809

約数列:

[1, 3, 11, 33, 41, 103, 123, 309, 451, 1133, 1353, 1889, 3399, 4223, 5667, 12669, 20779, 46453, 62337, 77449, 139359, 194567, 232347, 583701, 851939, 2140237, 2555817, 6420711, 7977247, 23931741, 87749717, 263249151]

約数ペア:

[(1, 263249151), (3, 87749717), (11, 23931741), (33, 7977247), (41, 6420711), (103, 2555817), (123, 2140237), (309, 851939), (451, 583701), (1133, 232347), (1353, 194567), (1889, 139359), (3399, 77449), (4223, 62337), (5667, 46453), (12669, 20779)]