207945139

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{1217}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 242479440

約数和(自身を除く): 34534301

約数列:

[1, 17, 19, 23, 323, 391, 437, 529, 1217, 7429, 8993, 10051, 20689, 23123, 27991, 170867, 393091, 475847, 531829, 643793, 9041093, 10944481, 12232067, 207945139]

約数ペア:

[(1, 207945139), (17, 12232067), (19, 10944481), (23, 9041093), (323, 643793), (391, 531829), (437, 475847), (529, 393091), (1217, 170867), (7429, 27991), (8993, 23123), (10051, 20689)]