61641265

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{10939}}^1$

素因数の和:10981

約数の個数: 24

約数和(自身を含む): 89795520

約数和(自身を除く): 28154255

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 10939, 54695, 76573, 251597, 382865, 536011, 1257985, 1761179, 2680055, 8805895, 12328253, 61641265]

約数ペア:

[(1, 61641265), (5, 12328253), (7, 8805895), (23, 2680055), (35, 1761179), (49, 1257985), (115, 536011), (161, 382865), (245, 251597), (805, 76573), (1127, 54695), (5635, 10939)]