72137087

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^2$

素因数の和:890

約数の個数: 12

約数和(自身を含む): 81014328

約数和(自身を除く): 8877241

約数列:

[1, 11, 37, 407, 421, 4631, 15577, 171347, 177241, 1949651, 6557917, 72137087]

約数ペア:

[(1, 72137087), (11, 6557917), (37, 1949651), (407, 177241), (421, 171347), (4631, 15577)]