388032953

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{265231}}^1$

素因数の和:265268

約数の個数: 16

約数和(自身を含む): 509245440

約数和(自身を除く): 121212487

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 265231, 1856617, 2917541, 5039389, 20422787, 35275723, 55433279, 388032953]

約数ペア:

[(1, 388032953), (7, 55433279), (11, 35275723), (19, 20422787), (77, 5039389), (133, 2917541), (209, 1856617), (1463, 265231)]