40487517

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1907}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 67070016

約数和(自身を除く): 26582499

約数列:

[1, 3, 7, 9, 21, 63, 337, 1011, 1907, 2359, 3033, 5721, 7077, 13349, 17163, 21231, 40047, 120141, 642659, 1927977, 4498613, 5783931, 13495839, 40487517]

約数ペア:

[(1, 40487517), (3, 13495839), (7, 5783931), (9, 4498613), (21, 1927977), (63, 642659), (337, 120141), (1011, 40047), (1907, 21231), (2359, 17163), (3033, 13349), (5721, 7077)]