31884678

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:959

約数の個数: 80

約数和(自身を含む): 84378624

約数和(自身を除く): 52493946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 93, 126, 162, 186, 189, 217, 279, 378, 434, 558, 567, 651, 837, 907, 1134, 1302, 1674, 1814, 1953, 2511, 2721, 3906, 5022, 5442, 5859, 6349, 8163, 11718, 12698, 16326, 17577, 19047, 24489, 28117, 35154, 38094, 48978, 56234, 57141, 73467, 84351, 114282, 146934, 168702, 171423, 196819, 253053, 342846, 393638, 506106, 514269, 590457, 759159, 1028538, 1180914, 1518318, 1771371, 2277477, 3542742, 4554954, 5314113, 10628226, 15942339, 31884678]

約数ペア:

[(1, 31884678), (2, 15942339), (3, 10628226), (6, 5314113), (7, 4554954), (9, 3542742), (14, 2277477), (18, 1771371), (21, 1518318), (27, 1180914), (31, 1028538), (42, 759159), (54, 590457), (62, 514269), (63, 506106), (81, 393638), (93, 342846), (126, 253053), (162, 196819), (186, 171423), (189, 168702), (217, 146934), (279, 114282), (378, 84351), (434, 73467), (558, 57141), (567, 56234), (651, 48978), (837, 38094), (907, 35154), (1134, 28117), (1302, 24489), (1674, 19047), (1814, 17577), (1953, 16326), (2511, 12698), (2721, 11718), (3906, 8163), (5022, 6349), (5442, 5859)]