207713198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 399707136

約数和(自身を除く): 191993938

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 121, 142, 154, 157, 242, 314, 497, 781, 847, 994, 1099, 1331, 1562, 1694, 1727, 2198, 2662, 3454, 5467, 8591, 9317, 10934, 11147, 12089, 17182, 18634, 18997, 22294, 24178, 37994, 60137, 78029, 94501, 120274, 122617, 132979, 156058, 189002, 208967, 245234, 265958, 417934, 661507, 858319, 1323014, 1348787, 1462769, 1716638, 2697574, 2925538, 9441509, 14836657, 18883018, 29673314, 103856599, 207713198]

約数ペア:

[(1, 207713198), (2, 103856599), (7, 29673314), (11, 18883018), (14, 14836657), (22, 9441509), (71, 2925538), (77, 2697574), (121, 1716638), (142, 1462769), (154, 1348787), (157, 1323014), (242, 858319), (314, 661507), (497, 417934), (781, 265958), (847, 245234), (994, 208967), (1099, 189002), (1331, 156058), (1562, 132979), (1694, 122617), (1727, 120274), (2198, 94501), (2662, 78029), (3454, 60137), (5467, 37994), (8591, 24178), (9317, 22294), (10934, 18997), (11147, 18634), (12089, 17182)]