223884669

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 319893120

約数和(自身を除く): 96008451

約数列:

[1, 3, 29, 37, 87, 111, 157, 443, 471, 1073, 1329, 3219, 4553, 5809, 12847, 13659, 16391, 17427, 38541, 49173, 69551, 168461, 208653, 475339, 505383, 1426017, 2016979, 2573387, 6050937, 7720161, 74628223, 223884669]

約数ペア:

[(1, 223884669), (3, 74628223), (29, 7720161), (37, 6050937), (87, 2573387), (111, 2016979), (157, 1426017), (443, 505383), (471, 475339), (1073, 208653), (1329, 168461), (3219, 69551), (4553, 49173), (5809, 38541), (12847, 17427), (13659, 16391)]