81515757

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{24239}}^1$

素因数の和:24320

約数の個数: 16

約数和(自身を含む): 116352000

約数和(自身を除く): 34836243

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 24239, 72717, 460541, 1381623, 1430101, 4290303, 27171919, 81515757]

約数ペア:

[(1, 81515757), (3, 27171919), (19, 4290303), (57, 1430101), (59, 1381623), (177, 460541), (1121, 72717), (3363, 24239)]