29899947

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 54

約数和(自身を含む): 52248252

約数和(自身を除く): 22348305

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 121, 123, 147, 231, 287, 363, 451, 539, 847, 861, 1353, 1617, 1681, 2009, 2541, 3157, 4961, 5043, 5929, 6027, 9471, 11767, 14883, 17787, 18491, 22099, 34727, 35301, 55473, 66297, 82369, 104181, 129437, 203401, 243089, 247107, 388311, 610203, 729267, 906059, 1423807, 2718177, 4271421, 9966649, 29899947]

約数ペア:

[(1, 29899947), (3, 9966649), (7, 4271421), (11, 2718177), (21, 1423807), (33, 906059), (41, 729267), (49, 610203), (77, 388311), (121, 247107), (123, 243089), (147, 203401), (231, 129437), (287, 104181), (363, 82369), (451, 66297), (539, 55473), (847, 35301), (861, 34727), (1353, 22099), (1617, 18491), (1681, 17787), (2009, 14883), (2541, 11767), (3157, 9471), (4961, 6027), (5043, 5929)]