131458869

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 210642432

約数和(自身を除く): 79183563

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 243, 387, 547, 621, 989, 1161, 1641, 1863, 2967, 3483, 4923, 5589, 8901, 10449, 12581, 14769, 23521, 26703, 37743, 44307, 70563, 80109, 113229, 132921, 211689, 240327, 339687, 540983, 635067, 1019061, 1622949, 1905201, 3057183, 4868847, 5715603, 14606541, 43819623, 131458869]

約数ペア:

[(1, 131458869), (3, 43819623), (9, 14606541), (23, 5715603), (27, 4868847), (43, 3057183), (69, 1905201), (81, 1622949), (129, 1019061), (207, 635067), (243, 540983), (387, 339687), (547, 240327), (621, 211689), (989, 132921), (1161, 113229), (1641, 80109), (1863, 70563), (2967, 44307), (3483, 37743), (4923, 26703), (5589, 23521), (8901, 14769), (10449, 12581)]