207847809

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1789}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 332796800

約数和(自身を除く): 124948991

約数列:

[1, 3, 9, 13, 27, 39, 117, 331, 351, 993, 1789, 2979, 4303, 5367, 8937, 12909, 16101, 23257, 38727, 48303, 69771, 116181, 209313, 592159, 627939, 1776477, 5329431, 7698067, 15988293, 23094201, 69282603, 207847809]

約数ペア:

[(1, 207847809), (3, 69282603), (9, 23094201), (13, 15988293), (27, 7698067), (39, 5329431), (117, 1776477), (331, 627939), (351, 592159), (993, 209313), (1789, 116181), (2979, 69771), (4303, 48303), (5367, 38727), (8937, 23257), (12909, 16101)]