640988449

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1\times {\mathrm{839}}^1$

素因数の和:1484

約数の個数: 16

約数和(自身を含む): 682214400

約数和(自身を除く): 41225951

約数列:

[1, 23, 59, 563, 839, 1357, 12949, 19297, 33217, 49501, 472357, 763991, 1138523, 10864211, 27869063, 640988449]

約数ペア:

[(1, 640988449), (23, 27869063), (59, 10864211), (563, 1138523), (839, 763991), (1357, 472357), (12949, 49501), (19297, 33217)]