388250394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 905720832

約数和(自身を除く): 517470438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 281, 402, 469, 491, 562, 843, 938, 982, 1407, 1473, 1686, 1967, 2814, 2946, 3437, 3934, 5901, 6874, 10311, 11802, 18827, 20622, 32897, 37654, 56481, 65794, 98691, 112962, 131789, 137971, 197382, 230279, 263578, 275942, 395367, 413913, 460558, 690837, 790734, 827826, 965797, 1381674, 1931594, 2897391, 5794782, 9244057, 18488114, 27732171, 55464342, 64708399, 129416798, 194125197, 388250394]

約数ペア:

[(1, 388250394), (2, 194125197), (3, 129416798), (6, 64708399), (7, 55464342), (14, 27732171), (21, 18488114), (42, 9244057), (67, 5794782), (134, 2897391), (201, 1931594), (281, 1381674), (402, 965797), (469, 827826), (491, 790734), (562, 690837), (843, 460558), (938, 413913), (982, 395367), (1407, 275942), (1473, 263578), (1686, 230279), (1967, 197382), (2814, 137971), (2946, 131789), (3437, 112962), (3934, 98691), (5901, 65794), (6874, 56481), (10311, 37654), (11802, 32897), (18827, 20622)]