31369646

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 31667794

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 71, 77, 133, 142, 151, 154, 209, 266, 302, 418, 497, 781, 994, 1057, 1349, 1463, 1562, 1661, 2114, 2698, 2869, 2926, 3322, 5467, 5738, 9443, 10721, 10934, 11627, 14839, 18886, 20083, 21442, 23254, 29678, 31559, 40166, 63118, 75047, 103873, 117931, 150094, 203699, 207746, 220913, 235862, 407398, 441826, 825517, 1425893, 1651034, 2240689, 2851786, 4481378, 15684823, 31369646]

約数ペア:

[(1, 31369646), (2, 15684823), (7, 4481378), (11, 2851786), (14, 2240689), (19, 1651034), (22, 1425893), (38, 825517), (71, 441826), (77, 407398), (133, 235862), (142, 220913), (151, 207746), (154, 203699), (209, 150094), (266, 117931), (302, 103873), (418, 75047), (497, 63118), (781, 40166), (994, 31559), (1057, 29678), (1349, 23254), (1463, 21442), (1562, 20083), (1661, 18886), (2114, 14839), (2698, 11627), (2869, 10934), (2926, 10721), (3322, 9443), (5467, 5738)]