256758567

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{51839}}^1$

素因数の和:51982

約数の個数: 16

約数和(自身を含む): 371589120

約数和(自身を除く): 114830553

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4953, 51839, 155517, 673907, 2021721, 6583553, 19750659, 85586189, 256758567]

約数ペア:

[(1, 256758567), (3, 85586189), (13, 19750659), (39, 6583553), (127, 2021721), (381, 673907), (1651, 155517), (4953, 51839)]