12684951

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 20096000

約数和(自身を除く): 7411049

約数列:

[1, 3, 9, 19, 27, 57, 79, 171, 237, 313, 513, 711, 939, 1501, 2133, 2817, 4503, 5947, 8451, 13509, 17841, 24727, 40527, 53523, 74181, 160569, 222543, 469813, 667629, 1409439, 4228317, 12684951]

約数ペア:

[(1, 12684951), (3, 4228317), (9, 1409439), (19, 667629), (27, 469813), (57, 222543), (79, 160569), (171, 74181), (237, 53523), (313, 40527), (513, 24727), (711, 17841), (939, 13509), (1501, 8451), (2133, 5947), (2817, 4503)]