2012072391

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1030247}}^1$

素因数の和:1030291

約数の個数: 24

約数和(自身を含む): 3428665344

約数和(自身を除く): 1416592953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1030247, 3090741, 7211729, 9272223, 21635187, 31937657, 64905561, 95812971, 223563599, 287438913, 670690797, 2012072391]

約数ペア:

[(1, 2012072391), (3, 670690797), (7, 287438913), (9, 223563599), (21, 95812971), (31, 64905561), (63, 31937657), (93, 21635187), (217, 9272223), (279, 7211729), (651, 3090741), (1953, 1030247)]