81113769

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1901}}^1$

素因数の和:2349

約数の個数: 24

約数和(自身を含む): 128179584

約数和(自身を除く): 47065815

約数列:

[1, 3, 9, 11, 33, 99, 431, 1293, 1901, 3879, 4741, 5703, 14223, 17109, 20911, 42669, 62733, 188199, 819331, 2457993, 7373979, 9012641, 27037923, 81113769]

約数ペア:

[(1, 81113769), (3, 27037923), (9, 9012641), (11, 7373979), (33, 2457993), (99, 819331), (431, 188199), (1293, 62733), (1901, 42669), (3879, 20911), (4741, 17109), (5703, 14223)]