2199554763

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{642581}}^1$

素因数の和:642754

約数の個数: 16

約数和(自身を含む): 3372270336

約数和(自身を除く): 1172715573

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 642581, 1927743, 4498067, 13494201, 104740703, 314222109, 733184921, 2199554763]

約数ペア:

[(1, 2199554763), (3, 733184921), (7, 314222109), (21, 104740703), (163, 13494201), (489, 4498067), (1141, 1927743), (3423, 642581)]