212499553

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{69467}}^1$

素因数の和:69516

約数の個数: 16

約数和(自身を含む): 266757120

約数和(自身を除く): 54257567

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 69467, 486269, 1319873, 1597741, 9239111, 11184187, 30357079, 212499553]

約数ペア:

[(1, 212499553), (7, 30357079), (19, 11184187), (23, 9239111), (133, 1597741), (161, 1319873), (437, 486269), (3059, 69467)]