188785539

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1607}}^1$

素因数の和:1864

約数の個数: 32

約数和(自身を含む): 295872000

約数和(自身を除く): 107086461

約数列:

[1, 3, 9, 19, 27, 57, 171, 229, 513, 687, 1607, 2061, 4351, 4821, 6183, 13053, 14463, 30533, 39159, 43389, 91599, 117477, 274797, 368003, 824391, 1104009, 3312027, 6992057, 9936081, 20976171, 62928513, 188785539]

約数ペア:

[(1, 188785539), (3, 62928513), (9, 20976171), (19, 9936081), (27, 6992057), (57, 3312027), (171, 1104009), (229, 824391), (513, 368003), (687, 274797), (1607, 117477), (2061, 91599), (4351, 43389), (4821, 39159), (6183, 30533), (13053, 14463)]