202107393

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 309868416

約数和(自身を除く): 107761023

約数列:

[1, 3, 9, 27, 71, 81, 113, 213, 311, 339, 639, 933, 1017, 1917, 2799, 3051, 5751, 8023, 8397, 9153, 22081, 24069, 25191, 35143, 66243, 72207, 105429, 198729, 216621, 316287, 596187, 649863, 948861, 1788561, 2495153, 2846583, 7485459, 22456377, 67369131, 202107393]

約数ペア:

[(1, 202107393), (3, 67369131), (9, 22456377), (27, 7485459), (71, 2846583), (81, 2495153), (113, 1788561), (213, 948861), (311, 649863), (339, 596187), (639, 316287), (933, 216621), (1017, 198729), (1917, 105429), (2799, 72207), (3051, 66243), (5751, 35143), (8023, 25191), (8397, 24069), (9153, 22081)]