17961426

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:405

約数の個数: 80

約数和(自身を含む): 47114496

約数和(自身を除く): 29153070

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 81, 94, 126, 141, 162, 189, 282, 329, 337, 378, 423, 567, 658, 674, 846, 987, 1011, 1134, 1269, 1974, 2022, 2359, 2538, 2961, 3033, 3807, 4718, 5922, 6066, 7077, 7614, 8883, 9099, 14154, 15839, 17766, 18198, 21231, 26649, 27297, 31678, 42462, 47517, 53298, 54594, 63693, 95034, 110873, 127386, 142551, 191079, 221746, 285102, 332619, 382158, 427653, 665238, 855306, 997857, 1282959, 1995714, 2565918, 2993571, 5987142, 8980713, 17961426]

約数ペア:

[(1, 17961426), (2, 8980713), (3, 5987142), (6, 2993571), (7, 2565918), (9, 1995714), (14, 1282959), (18, 997857), (21, 855306), (27, 665238), (42, 427653), (47, 382158), (54, 332619), (63, 285102), (81, 221746), (94, 191079), (126, 142551), (141, 127386), (162, 110873), (189, 95034), (282, 63693), (329, 54594), (337, 53298), (378, 47517), (423, 42462), (567, 31678), (658, 27297), (674, 26649), (846, 21231), (987, 18198), (1011, 17766), (1134, 15839), (1269, 14154), (1974, 9099), (2022, 8883), (2359, 7614), (2538, 7077), (2961, 6066), (3033, 5922), (3807, 4718)]