28412937

素因数分解:

$3^4\times 7^1\times {\mathrm{50111}}^1$

素因数の和:50130

約数の個数: 20

約数和(自身を含む): 48508416

約数和(自身を除く): 20095479

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 50111, 150333, 350777, 450999, 1052331, 1352997, 3156993, 4058991, 9470979, 28412937]

約数ペア:

[(1, 28412937), (3, 9470979), (7, 4058991), (9, 3156993), (21, 1352997), (27, 1052331), (63, 450999), (81, 350777), (189, 150333), (567, 50111)]