636690164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{691}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 1248124416

約数和(自身を除く): 611434252

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 487, 691, 946, 974, 1382, 1892, 1948, 2764, 5357, 7601, 10714, 15202, 20941, 21428, 29713, 30404, 41882, 59426, 83764, 118852, 230351, 326843, 336517, 460702, 653686, 673034, 921404, 1307372, 1346068, 3701687, 7403374, 14470231, 14806748, 28940462, 57880924, 159172541, 318345082, 636690164]

約数ペア:

[(1, 636690164), (2, 318345082), (4, 159172541), (11, 57880924), (22, 28940462), (43, 14806748), (44, 14470231), (86, 7403374), (172, 3701687), (473, 1346068), (487, 1307372), (691, 921404), (946, 673034), (974, 653686), (1382, 460702), (1892, 336517), (1948, 326843), (2764, 230351), (5357, 118852), (7601, 83764), (10714, 59426), (15202, 41882), (20941, 30404), (21428, 29713)]