2072231

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 16

約数和(自身を含む): 2523648

約数和(自身を除く): 451417

約数列:

[1, 7, 23, 61, 161, 211, 427, 1403, 1477, 4853, 9821, 12871, 33971, 90097, 296033, 2072231]

約数ペア:

[(1, 2072231), (7, 296033), (23, 90097), (61, 33971), (161, 12871), (211, 9821), (427, 4853), (1403, 1477)]