84971655

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43913}}^1$

素因数の和:43967

約数の個数: 24

約数和(自身を含む): 150712848

約数和(自身を除く): 65741193

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 43913, 131739, 219565, 395217, 658695, 1888259, 1976085, 5664777, 9441295, 16994331, 28323885, 84971655]

約数ペア:

[(1, 84971655), (3, 28323885), (5, 16994331), (9, 9441295), (15, 5664777), (43, 1976085), (45, 1888259), (129, 658695), (215, 395217), (387, 219565), (645, 131739), (1935, 43913)]