248784858

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 673231104

約数和(自身を除く): 424446246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 81, 93, 98, 126, 147, 162, 186, 189, 217, 243, 279, 294, 337, 378, 434, 441, 486, 558, 567, 651, 674, 837, 882, 1011, 1134, 1302, 1323, 1519, 1674, 1701, 1953, 2022, 2359, 2511, 2646, 3033, 3038, 3402, 3906, 3969, 4557, 4718, 5022, 5859, 6066, 7077, 7533, 7938, 9099, 9114, 10447, 11718, 11907, 13671, 14154, 15066, 16513, 17577, 18198, 20894, 21231, 23814, 27297, 27342, 31341, 33026, 35154, 41013, 42462, 49539, 52731, 54594, 62682, 63693, 73129, 81891, 82026, 94023, 99078, 105462, 123039, 127386, 146258, 148617, 163782, 188046, 191079, 219387, 246078, 282069, 297234, 369117, 382158, 438774, 445851, 511903, 564138, 573237, 658161, 738234, 846207, 891702, 1023806, 1146474, 1316322, 1337553, 1535709, 1692414, 1974483, 2538621, 2675106, 3071418, 3948966, 4012659, 4607127, 5077242, 5923449, 8025318, 9214254, 11846898, 13821381, 17770347, 27642762, 35540694, 41464143, 82928286, 124392429, 248784858]

約数ペア:

[(1, 248784858), (2, 124392429), (3, 82928286), (6, 41464143), (7, 35540694), (9, 27642762), (14, 17770347), (18, 13821381), (21, 11846898), (27, 9214254), (31, 8025318), (42, 5923449), (49, 5077242), (54, 4607127), (62, 4012659), (63, 3948966), (81, 3071418), (93, 2675106), (98, 2538621), (126, 1974483), (147, 1692414), (162, 1535709), (186, 1337553), (189, 1316322), (217, 1146474), (243, 1023806), (279, 891702), (294, 846207), (337, 738234), (378, 658161), (434, 573237), (441, 564138), (486, 511903), (558, 445851), (567, 438774), (651, 382158), (674, 369117), (837, 297234), (882, 282069), (1011, 246078), (1134, 219387), (1302, 191079), (1323, 188046), (1519, 163782), (1674, 148617), (1701, 146258), (1953, 127386), (2022, 123039), (2359, 105462), (2511, 99078), (2646, 94023), (3033, 82026), (3038, 81891), (3402, 73129), (3906, 63693), (3969, 62682), (4557, 54594), (4718, 52731), (5022, 49539), (5859, 42462), (6066, 41013), (7077, 35154), (7533, 33026), (7938, 31341), (9099, 27342), (9114, 27297), (10447, 23814), (11718, 21231), (11907, 20894), (13671, 18198), (14154, 17577), (15066, 16513)]