28987192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1669}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 58917600

約数和(自身を除く): 29930408

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 167, 334, 668, 1336, 1669, 2171, 3338, 4342, 6676, 8684, 13352, 17368, 21697, 43394, 86788, 173576, 278723, 557446, 1114892, 2229784, 3623399, 7246798, 14493596, 28987192]

約数ペア:

[(1, 28987192), (2, 14493596), (4, 7246798), (8, 3623399), (13, 2229784), (26, 1114892), (52, 557446), (104, 278723), (167, 173576), (334, 86788), (668, 43394), (1336, 21697), (1669, 17368), (2171, 13352), (3338, 8684), (4342, 6676)]