72183951

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8243}}^1$

素因数の和:8395

約数の個数: 24

約数和(自身を含む): 120032640

約数和(自身を除く): 47848689

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8243, 8757, 24729, 57701, 74187, 173103, 519309, 1145777, 3437331, 8020439, 10311993, 24061317, 72183951]

約数ペア:

[(1, 72183951), (3, 24061317), (7, 10311993), (9, 8020439), (21, 3437331), (63, 1145777), (139, 519309), (417, 173103), (973, 74187), (1251, 57701), (2919, 24729), (8243, 8757)]