17966763

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 27196416

約数和(自身を除く): 9229653

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 907, 2201, 2721, 6603, 8163, 19809, 28117, 64397, 84351, 193191, 253053, 579573, 1996307, 5988921, 17966763]

約数ペア:

[(1, 17966763), (3, 5988921), (9, 1996307), (31, 579573), (71, 253053), (93, 193191), (213, 84351), (279, 64397), (639, 28117), (907, 19809), (2201, 8163), (2721, 6603)]