71970347

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 78207360

約数和(自身を除く): 6237013

約数列:

[1, 19, 43, 137, 643, 817, 2603, 5891, 12217, 27649, 88091, 111929, 525331, 1673729, 3787913, 71970347]

約数ペア:

[(1, 71970347), (19, 3787913), (43, 1673729), (137, 525331), (643, 111929), (817, 88091), (2603, 27649), (5891, 12217)]