1287164489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{2131}}^1$

素因数の和:2720

約数の個数: 16

約数和(自身を含む): 1404049920

約数和(自身を除く): 116885431

約数列:

[1, 13, 97, 479, 1261, 2131, 6227, 27703, 46463, 206707, 604019, 1020749, 2687191, 13269737, 99012653, 1287164489]

約数ペア:

[(1, 1287164489), (13, 99012653), (97, 13269737), (479, 2687191), (1261, 1020749), (2131, 604019), (6227, 206707), (27703, 46463)]