1899891

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 3201120

約数和(自身を除く): 1301229

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 569, 1113, 1707, 3339, 3983, 5121, 11949, 30157, 35847, 90471, 211099, 271413, 633297, 1899891]

約数ペア:

[(1, 1899891), (3, 633297), (7, 271413), (9, 211099), (21, 90471), (53, 35847), (63, 30157), (159, 11949), (371, 5121), (477, 3983), (569, 3339), (1113, 1707)]