214879431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 314189568

約数和(自身を除く): 99310137

約数列:

[1, 3, 13, 39, 131, 137, 307, 393, 411, 921, 1703, 1781, 3991, 5109, 5343, 11973, 17947, 40217, 42059, 53841, 120651, 126177, 233311, 522821, 546767, 699933, 1568463, 1640301, 5509729, 16529187, 71626477, 214879431]

約数ペア:

[(1, 214879431), (3, 71626477), (13, 16529187), (39, 5509729), (131, 1640301), (137, 1568463), (307, 699933), (393, 546767), (411, 522821), (921, 233311), (1703, 126177), (1781, 120651), (3991, 53841), (5109, 42059), (5343, 40217), (11973, 17947)]