12155679963

素因数分解:

$3^4\times 7^1\times {\mathrm{21438589}}^1$

素因数の和:21438608

約数の個数: 20

約数和(自身を含む): 20752555120

約数和(自身を除く): 8596875157

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21438589, 64315767, 150070123, 192947301, 450210369, 578841903, 1350631107, 1736525709, 4051893321, 12155679963]

約数ペア:

[(1, 12155679963), (3, 4051893321), (7, 1736525709), (9, 1350631107), (21, 578841903), (27, 450210369), (63, 192947301), (81, 150070123), (189, 64315767), (567, 21438589)]