203476959

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{9817}}^1$

素因数の和:9884

約数の個数: 36

約数和(自身を含む): 349206624

約数和(自身を除く): 145729665

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 9817, 20727, 29451, 68719, 88353, 206157, 461399, 481033, 618471, 1384197, 1443099, 3229793, 4152591, 4329297, 9689379, 22608551, 29068137, 67825653, 203476959]

約数ペア:

[(1, 203476959), (3, 67825653), (7, 29068137), (9, 22608551), (21, 9689379), (47, 4329297), (49, 4152591), (63, 3229793), (141, 1443099), (147, 1384197), (329, 618471), (423, 481033), (441, 461399), (987, 206157), (2303, 88353), (2961, 68719), (6909, 29451), (9817, 20727)]