28378744

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{66931}}^1$

素因数の和:66990

約数の個数: 16

約数和(自身を含む): 54214920

約数和(自身を除く): 25836176

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 66931, 133862, 267724, 535448, 3547343, 7094686, 14189372, 28378744]

約数ペア:

[(1, 28378744), (2, 14189372), (4, 7094686), (8, 3547343), (53, 535448), (106, 267724), (212, 133862), (424, 66931)]