201778473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 315850752

約数和(自身を除く): 114072279

約数列:

[1, 3, 13, 31, 39, 47, 53, 67, 93, 141, 159, 201, 403, 611, 689, 871, 1209, 1457, 1643, 1833, 2067, 2077, 2491, 2613, 3149, 3551, 4371, 4929, 6231, 7473, 9447, 10653, 18941, 21359, 27001, 32383, 40937, 46163, 56823, 64077, 77221, 81003, 97149, 97619, 110081, 122811, 138489, 166897, 231663, 292857, 330243, 500691, 1003873, 1269047, 1431053, 2169661, 3011619, 3807141, 4293159, 5173807, 6508983, 15521421, 67259491, 201778473]

約数ペア:

[(1, 201778473), (3, 67259491), (13, 15521421), (31, 6508983), (39, 5173807), (47, 4293159), (53, 3807141), (67, 3011619), (93, 2169661), (141, 1431053), (159, 1269047), (201, 1003873), (403, 500691), (611, 330243), (689, 292857), (871, 231663), (1209, 166897), (1457, 138489), (1643, 122811), (1833, 110081), (2067, 97619), (2077, 97149), (2491, 81003), (2613, 77221), (3149, 64077), (3551, 56823), (4371, 46163), (4929, 40937), (6231, 32383), (7473, 27001), (9447, 21359), (10653, 18941)]