31315207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 10986233

約数列:

[1, 7, 11, 17, 47, 77, 119, 187, 329, 509, 517, 799, 1309, 3563, 3619, 5593, 5599, 8653, 8789, 23923, 39193, 60571, 61523, 95183, 167461, 263153, 406691, 666281, 1842071, 2846837, 4473601, 31315207]

約数ペア:

[(1, 31315207), (7, 4473601), (11, 2846837), (17, 1842071), (47, 666281), (77, 406691), (119, 263153), (187, 167461), (329, 95183), (509, 61523), (517, 60571), (799, 39193), (1309, 23923), (3563, 8789), (3619, 8653), (5593, 5599)]