56990219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2909}}^1$

素因数の和:3070

約数の個数: 16

約数和(自身を含む): 67465440

約数和(自身を除く): 10475221

約数列:

[1, 11, 13, 137, 143, 1507, 1781, 2909, 19591, 31999, 37817, 398533, 415987, 4383863, 5180929, 56990219]

約数ペア:

[(1, 56990219), (11, 5180929), (13, 4383863), (137, 415987), (143, 398533), (1507, 37817), (1781, 31999), (2909, 19591)]