615643119

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 1127418880

約数和(自身を除く): 511775761

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 331, 351, 757, 819, 993, 2271, 2317, 2457, 2979, 4303, 5299, 6813, 6951, 8937, 9841, 12909, 15897, 20439, 20853, 29523, 30121, 38727, 47691, 62559, 68887, 88569, 90363, 116181, 143073, 206661, 250567, 265707, 271089, 619983, 751701, 813267, 1753969, 1859949, 2255103, 3257371, 5261907, 6765309, 9772113, 15785721, 22801597, 29316339, 47357163, 68404791, 87949017, 205214373, 615643119]

約数ペア:

[(1, 615643119), (3, 205214373), (7, 87949017), (9, 68404791), (13, 47357163), (21, 29316339), (27, 22801597), (39, 15785721), (63, 9772113), (91, 6765309), (117, 5261907), (189, 3257371), (273, 2255103), (331, 1859949), (351, 1753969), (757, 813267), (819, 751701), (993, 619983), (2271, 271089), (2317, 265707), (2457, 250567), (2979, 206661), (4303, 143073), (5299, 116181), (6813, 90363), (6951, 88569), (8937, 68887), (9841, 62559), (12909, 47691), (15897, 38727), (20439, 30121), (20853, 29523)]