72138327

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 107619840

約数和(自身を除く): 35481513

約数列:

[1, 3, 17, 23, 51, 69, 89, 267, 391, 691, 1173, 1513, 2047, 2073, 4539, 6141, 11747, 15893, 34799, 35241, 47679, 61499, 104397, 184497, 270181, 810543, 1045483, 1414477, 3136449, 4243431, 24046109, 72138327]

約数ペア:

[(1, 72138327), (3, 24046109), (17, 4243431), (23, 3136449), (51, 1414477), (69, 1045483), (89, 810543), (267, 270181), (391, 184497), (691, 104397), (1173, 61499), (1513, 47679), (2047, 35241), (2073, 34799), (4539, 15893), (6141, 11747)]