15991188

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{137}}^2$

素因数の和:352

約数の個数: 36

約数和(自身を含む): 38116512

約数和(自身を除く): 22125324

約数列:

[1, 2, 3, 4, 6, 12, 71, 137, 142, 213, 274, 284, 411, 426, 548, 822, 852, 1644, 9727, 18769, 19454, 29181, 37538, 38908, 56307, 58362, 75076, 112614, 116724, 225228, 1332599, 2665198, 3997797, 5330396, 7995594, 15991188]

約数ペア:

[(1, 15991188), (2, 7995594), (3, 5330396), (4, 3997797), (6, 2665198), (12, 1332599), (71, 225228), (137, 116724), (142, 112614), (213, 75076), (274, 58362), (284, 56307), (411, 38908), (426, 37538), (548, 29181), (822, 19454), (852, 18769), (1644, 9727)]