64019307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 31781013

約数列:

[1, 3, 11, 33, 59, 131, 177, 251, 393, 649, 753, 1441, 1947, 2761, 4323, 7729, 8283, 14809, 23187, 32881, 44427, 85019, 98643, 162899, 255057, 361691, 488697, 1085073, 1939979, 5819937, 21339769, 64019307]

約数ペア:

[(1, 64019307), (3, 21339769), (11, 5819937), (33, 1939979), (59, 1085073), (131, 488697), (177, 361691), (251, 255057), (393, 162899), (649, 98643), (753, 85019), (1441, 44427), (1947, 32881), (2761, 23187), (4323, 14809), (7729, 8283)]