72139444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4937}}^1$

素因数の和:5235

約数の個数: 24

約数和(自身を含む): 136466568

約数和(自身を除く): 64327124

約数列:

[1, 2, 4, 13, 26, 52, 281, 562, 1124, 3653, 4937, 7306, 9874, 14612, 19748, 64181, 128362, 256724, 1387297, 2774594, 5549188, 18034861, 36069722, 72139444]

約数ペア:

[(1, 72139444), (2, 36069722), (4, 18034861), (13, 5549188), (26, 2774594), (52, 1387297), (281, 256724), (562, 128362), (1124, 64181), (3653, 19748), (4937, 14612), (7306, 9874)]