64616321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 87782400

約数和(自身を除く): 23166079

約数列:

[1, 7, 11, 19, 29, 77, 133, 203, 209, 319, 551, 1463, 1523, 2233, 3857, 6061, 10661, 16753, 28937, 42427, 44167, 117271, 202559, 309169, 318307, 485837, 839173, 2228149, 3400859, 5874211, 9230903, 64616321]

約数ペア:

[(1, 64616321), (7, 9230903), (11, 5874211), (19, 3400859), (29, 2228149), (77, 839173), (133, 485837), (203, 318307), (209, 309169), (319, 202559), (551, 117271), (1463, 44167), (1523, 42427), (2233, 28937), (3857, 16753), (6061, 10661)]