28320128

素因数分解:

$2^7\times {\mathrm{221251}}^1$

素因数の和:221265

約数の個数: 16

約数和(自身を含む): 56419260

約数和(自身を除く): 28099132

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 221251, 442502, 885004, 1770008, 3540016, 7080032, 14160064, 28320128]

約数ペア:

[(1, 28320128), (2, 14160064), (4, 7080032), (8, 3540016), (16, 1770008), (32, 885004), (64, 442502), (128, 221251)]