208045573551

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{7001}}^1\times {\mathrm{19309}}^1$

素因数の和:26341

約数の個数: 40

約数和(自身を含む): 327204860400

約数和(自身を除く): 119159286849

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 7001, 19309, 21003, 57927, 63009, 133019, 173781, 189027, 366871, 399057, 521343, 567081, 1100613, 1197171, 1564029, 3301839, 3591513, 9905517, 10774539, 29716551, 135182309, 405546927, 1216640781, 2568463871, 3649922343, 7705391613, 10949767029, 23116174839, 69348524517, 208045573551]

約数ペア:

[(1, 208045573551), (3, 69348524517), (9, 23116174839), (19, 10949767029), (27, 7705391613), (57, 3649922343), (81, 2568463871), (171, 1216640781), (513, 405546927), (1539, 135182309), (7001, 29716551), (19309, 10774539), (21003, 9905517), (57927, 3591513), (63009, 3301839), (133019, 1564029), (173781, 1197171), (189027, 1100613), (366871, 567081), (399057, 521343)]