39770211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 60641280

約数和(自身を除く): 20871069

約数列:

[1, 3, 13, 19, 39, 57, 191, 247, 281, 573, 741, 843, 2483, 3629, 3653, 5339, 7449, 10887, 10959, 16017, 47177, 53671, 69407, 141531, 161013, 208221, 697723, 1019749, 2093169, 3059247, 13256737, 39770211]

約数ペア:

[(1, 39770211), (3, 13256737), (13, 3059247), (19, 2093169), (39, 1019749), (57, 697723), (191, 208221), (247, 161013), (281, 141531), (573, 69407), (741, 53671), (843, 47177), (2483, 16017), (3629, 10959), (3653, 10887), (5339, 7449)]