87718939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 114301440

約数和(自身を除く): 26582501

約数列:

[1, 7, 11, 29, 77, 163, 203, 241, 319, 1141, 1687, 1793, 2233, 2651, 4727, 6989, 12551, 18557, 33089, 39283, 48923, 51997, 76879, 274981, 363979, 432113, 538153, 1139207, 3024791, 7974449, 12531277, 87718939]

約数ペア:

[(1, 87718939), (7, 12531277), (11, 7974449), (29, 3024791), (77, 1139207), (163, 538153), (203, 432113), (241, 363979), (319, 274981), (1141, 76879), (1687, 51997), (1793, 48923), (2233, 39283), (2651, 33089), (4727, 18557), (6989, 12551)]