30520539

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2027}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 50618880

約数和(自身を除く): 20098341

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2027, 2151, 5019, 6081, 14189, 15057, 18243, 42567, 127701, 484453, 1453359, 3391171, 4360077, 10173513, 30520539]

約数ペア:

[(1, 30520539), (3, 10173513), (7, 4360077), (9, 3391171), (21, 1453359), (63, 484453), (239, 127701), (717, 42567), (1673, 18243), (2027, 15057), (2151, 14189), (5019, 6081)]