260438529

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{351469}}^1$

素因数の和:351504

約数の個数: 16

約数和(自身を含む): 393646400

約数和(自身を除く): 133207871

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 351469, 1054407, 4569097, 6677911, 13707291, 20033733, 86812843, 260438529]

約数ペア:

[(1, 260438529), (3, 86812843), (13, 20033733), (19, 13707291), (39, 6677911), (57, 4569097), (247, 1054407), (741, 351469)]