142458128

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{189439}}^1$

素因数の和:189494

約数の個数: 20

約数和(自身を含む): 281886720

約数和(自身を除く): 139428592

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 189439, 378878, 757756, 1515512, 3031024, 8903633, 17807266, 35614532, 71229064, 142458128]

約数ペア:

[(1, 142458128), (2, 71229064), (4, 35614532), (8, 17807266), (16, 8903633), (47, 3031024), (94, 1515512), (188, 757756), (376, 378878), (752, 189439)]