64750081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{89}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 76485600

約数和(自身を除く): 11735519

約数列:

[1, 11, 19, 59, 89, 209, 649, 979, 1121, 1691, 3481, 5251, 12331, 18601, 38291, 57761, 66139, 99769, 309809, 727529, 1097459, 3407899, 5886371, 64750081]

約数ペア:

[(1, 64750081), (11, 5886371), (19, 3407899), (59, 1097459), (89, 727529), (209, 309809), (649, 99769), (979, 66139), (1121, 57761), (1691, 38291), (3481, 18601), (5251, 12331)]