289783754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1861}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 481423824

約数和(自身を除く): 191640070

約数列:

[1, 2, 13, 26, 53, 106, 113, 226, 689, 1378, 1469, 1861, 2938, 3722, 5989, 11978, 24193, 48386, 77857, 98633, 155714, 197266, 210293, 420586, 1282229, 2564458, 2733809, 5467618, 11145529, 22291058, 144891877, 289783754]

約数ペア:

[(1, 289783754), (2, 144891877), (13, 22291058), (26, 11145529), (53, 5467618), (106, 2733809), (113, 2564458), (226, 1282229), (689, 420586), (1378, 210293), (1469, 197266), (1861, 155714), (2938, 98633), (3722, 77857), (5989, 48386), (11978, 24193)]