54189729

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 94887520

約数和(自身を除く): 40697791

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 97, 99, 121, 171, 209, 243, 291, 297, 363, 513, 627, 873, 891, 1067, 1089, 1539, 1843, 1881, 2299, 2619, 2673, 3201, 3267, 4617, 5529, 5643, 6897, 7857, 9603, 9801, 11737, 16587, 16929, 20273, 20691, 23571, 28809, 29403, 35211, 49761, 50787, 60819, 62073, 86427, 105633, 149283, 182457, 186219, 223003, 259281, 316899, 447849, 547371, 558657, 669009, 950697, 1642113, 2007027, 2852091, 4926339, 6021081, 18063243, 54189729]

約数ペア:

[(1, 54189729), (3, 18063243), (9, 6021081), (11, 4926339), (19, 2852091), (27, 2007027), (33, 1642113), (57, 950697), (81, 669009), (97, 558657), (99, 547371), (121, 447849), (171, 316899), (209, 259281), (243, 223003), (291, 186219), (297, 182457), (363, 149283), (513, 105633), (627, 86427), (873, 62073), (891, 60819), (1067, 50787), (1089, 49761), (1539, 35211), (1843, 29403), (1881, 28809), (2299, 23571), (2619, 20691), (2673, 20273), (3201, 16929), (3267, 16587), (4617, 11737), (5529, 9801), (5643, 9603), (6897, 7857)]