13183891

素因数分解:

$7^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 30

約数和(自身を含む): 17198140

約数和(自身を除く): 4014249

約数列:

[1, 7, 17, 19, 49, 119, 133, 289, 323, 343, 833, 931, 2023, 2261, 2401, 5491, 5831, 6517, 14161, 15827, 38437, 40817, 45619, 99127, 110789, 269059, 693889, 775523, 1883413, 13183891]

約数ペア:

[(1, 13183891), (7, 1883413), (17, 775523), (19, 693889), (49, 269059), (119, 110789), (133, 99127), (289, 45619), (323, 40817), (343, 38437), (833, 15827), (931, 14161), (2023, 6517), (2261, 5831), (2401, 5491)]