78038181

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 125189120

約数和(自身を除く): 47150939

約数列:

[1, 3, 9, 13, 27, 39, 117, 223, 351, 669, 997, 2007, 2899, 2991, 6021, 8697, 8973, 12961, 26091, 26919, 38883, 78273, 116649, 222331, 349947, 666993, 2000979, 2890303, 6002937, 8670909, 26012727, 78038181]

約数ペア:

[(1, 78038181), (3, 26012727), (9, 8670909), (13, 6002937), (27, 2890303), (39, 2000979), (117, 666993), (223, 349947), (351, 222331), (669, 116649), (997, 78273), (2007, 38883), (2899, 26919), (2991, 26091), (6021, 12961), (8697, 8973)]