13147839

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 20856528

約数和(自身を除く): 7708689

約数列:

[1, 3, 9, 27, 37, 41, 81, 107, 111, 123, 321, 333, 369, 963, 999, 1107, 1517, 2889, 2997, 3321, 3959, 4387, 4551, 8667, 11877, 13161, 13653, 35631, 39483, 40959, 106893, 118449, 122877, 162319, 320679, 355347, 486957, 1460871, 4382613, 13147839]

約数ペア:

[(1, 13147839), (3, 4382613), (9, 1460871), (27, 486957), (37, 355347), (41, 320679), (81, 162319), (107, 122877), (111, 118449), (123, 106893), (321, 40959), (333, 39483), (369, 35631), (963, 13653), (999, 13161), (1107, 11877), (1517, 8667), (2889, 4551), (2997, 4387), (3321, 3959)]