72253143

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18371}}^1$

素因数の和:18419

約数の個数: 24

約数和(自身を含む): 114641280

約数和(自身を除く): 42388137

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 18371, 55113, 165339, 349049, 422533, 1047147, 1267599, 3141441, 3802797, 8028127, 24084381, 72253143]

約数ペア:

[(1, 72253143), (3, 24084381), (9, 8028127), (19, 3802797), (23, 3141441), (57, 1267599), (69, 1047147), (171, 422533), (207, 349049), (437, 165339), (1311, 55113), (3933, 18371)]