30639231

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8243}}^1$

素因数の和:8315

約数の個数: 24

約数和(自身を含む): 51442560

約数和(自身を除く): 20803329

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 8243, 24729, 57701, 74187, 173103, 486337, 519309, 1459011, 3404359, 4377033, 10213077, 30639231]

約数ペア:

[(1, 30639231), (3, 10213077), (7, 4377033), (9, 3404359), (21, 1459011), (59, 519309), (63, 486337), (177, 173103), (413, 74187), (531, 57701), (1239, 24729), (3717, 8243)]