12905883

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 7012197

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1063, 1349, 3189, 4047, 9567, 12141, 20197, 60591, 75473, 181773, 226419, 679257, 1433987, 4301961, 12905883]

約数ペア:

[(1, 12905883), (3, 4301961), (9, 1433987), (19, 679257), (57, 226419), (71, 181773), (171, 75473), (213, 60591), (639, 20197), (1063, 12141), (1349, 9567), (3189, 4047)]