71489589

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 100814112

約数和(自身を除く): 29324523

約数列:

[1, 3, 23, 69, 107, 321, 421, 529, 1263, 1587, 2461, 7383, 9683, 29049, 45047, 56603, 135141, 169809, 222709, 668127, 1036081, 3108243, 23829863, 71489589]

約数ペア:

[(1, 71489589), (3, 23829863), (23, 3108243), (69, 1036081), (107, 668127), (321, 222709), (421, 169809), (529, 135141), (1263, 56603), (1587, 45047), (2461, 29049), (7383, 9683)]