291258201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8363}}^1$

素因数の和:8445

約数の個数: 32

約数和(自身を含む): 449648640

約数和(自身を除く): 158390439

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 893, 1833, 2679, 8363, 11609, 25089, 34827, 108719, 158897, 326157, 393061, 476691, 1179183, 2065661, 5109793, 6196983, 7468159, 15329379, 22404477, 97086067, 291258201]

約数ペア:

[(1, 291258201), (3, 97086067), (13, 22404477), (19, 15329379), (39, 7468159), (47, 6196983), (57, 5109793), (141, 2065661), (247, 1179183), (611, 476691), (741, 393061), (893, 326157), (1833, 158897), (2679, 108719), (8363, 34827), (11609, 25089)]