156789234128

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{43943171}}^1$

素因数の和:43943402

約数の個数: 20

約数和(自身を含む): 305141386368

約数和(自身を除く): 148352152240

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 43943171, 87886342, 175772684, 351545368, 703090736, 9799327133, 19598654266, 39197308532, 78394617064, 156789234128]

約数ペア:

[(1, 156789234128), (2, 78394617064), (4, 39197308532), (8, 19598654266), (16, 9799327133), (223, 703090736), (446, 351545368), (892, 175772684), (1784, 87886342), (3568, 43943171)]