53993709

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 60

約数和(自身を含む): 101450272

約数和(自身を除く): 47456563

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 121, 189, 231, 297, 363, 567, 693, 787, 847, 891, 1089, 2079, 2361, 2541, 3267, 5509, 6237, 7083, 7623, 8657, 9801, 16527, 21249, 22869, 25971, 49581, 60599, 63747, 68607, 77913, 95227, 148743, 181797, 233739, 285681, 446229, 545391, 666589, 701217, 857043, 1636173, 1999767, 2571129, 4908519, 5999301, 7713387, 17997903, 53993709]

約数ペア:

[(1, 53993709), (3, 17997903), (7, 7713387), (9, 5999301), (11, 4908519), (21, 2571129), (27, 1999767), (33, 1636173), (63, 857043), (77, 701217), (81, 666589), (99, 545391), (121, 446229), (189, 285681), (231, 233739), (297, 181797), (363, 148743), (567, 95227), (693, 77913), (787, 68607), (847, 63747), (891, 60599), (1089, 49581), (2079, 25971), (2361, 22869), (2541, 21249), (3267, 16527), (5509, 9801), (6237, 8657), (7083, 7623)]