291213125847

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{112742209}}^1$

素因数の和:112742263

約数の個数: 24

約数和(自身を含む): 492457973280

約数和(自身を除く): 201244847433

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 112742209, 338226627, 789195463, 1014679881, 2367586389, 4622430569, 7102759167, 13867291707, 32357013983, 41601875121, 97071041949, 291213125847]

約数ペア:

[(1, 291213125847), (3, 97071041949), (7, 41601875121), (9, 32357013983), (21, 13867291707), (41, 7102759167), (63, 4622430569), (123, 2367586389), (287, 1014679881), (369, 789195463), (861, 338226627), (2583, 112742209)]