20297975151

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 29021999616

約数和(自身を除く): 8724024465

約数列:

[1, 3, 37, 61, 67, 101, 111, 183, 201, 303, 443, 1329, 2257, 2479, 3737, 4087, 6161, 6767, 6771, 7437, 11211, 12261, 16391, 18483, 20301, 27023, 29681, 44743, 49173, 81069, 89043, 134229, 151219, 227957, 250379, 412787, 453657, 683871, 751137, 999851, 1098197, 1238361, 1655491, 1810541, 2729323, 2997781, 2999553, 3294591, 4966473, 5431623, 8187969, 8993343, 15273119, 45819357, 66990017, 100984951, 110917897, 182864641, 200970051, 302954853, 332753691, 548593923, 6765991717, 20297975151]

約数ペア:

[(1, 20297975151), (3, 6765991717), (37, 548593923), (61, 332753691), (67, 302954853), (101, 200970051), (111, 182864641), (183, 110917897), (201, 100984951), (303, 66990017), (443, 45819357), (1329, 15273119), (2257, 8993343), (2479, 8187969), (3737, 5431623), (4087, 4966473), (6161, 3294591), (6767, 2999553), (6771, 2997781), (7437, 2729323), (11211, 1810541), (12261, 1655491), (16391, 1238361), (18483, 1098197), (20301, 999851), (27023, 751137), (29681, 683871), (44743, 453657), (49173, 412787), (81069, 250379), (89043, 227957), (134229, 151219)]