128586419

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 152466048

約数和(自身を除く): 23879629

約数列:

[1, 13, 17, 31, 137, 221, 403, 527, 1781, 2329, 4247, 6851, 18769, 30277, 55211, 72199, 243997, 319073, 581839, 938587, 4147949, 7563907, 9891263, 128586419]

約数ペア:

[(1, 128586419), (13, 9891263), (17, 7563907), (31, 4147949), (137, 938587), (221, 581839), (403, 319073), (527, 243997), (1781, 72199), (2329, 55211), (4247, 30277), (6851, 18769)]