278814952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{2657}}^1$

素因数の和:3685

約数の個数: 32

約数和(自身を含む): 563761800

約数和(自身を除く): 284946848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1009, 2018, 2657, 4036, 5314, 8072, 10628, 13117, 21256, 26234, 34541, 52468, 69082, 104936, 138164, 276328, 2680913, 5361826, 10723652, 21447304, 34851869, 69703738, 139407476, 278814952]

約数ペア:

[(1, 278814952), (2, 139407476), (4, 69703738), (8, 34851869), (13, 21447304), (26, 10723652), (52, 5361826), (104, 2680913), (1009, 276328), (2018, 138164), (2657, 104936), (4036, 69082), (5314, 52468), (8072, 34541), (10628, 26234), (13117, 21256)]