51138906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 126739200

約数和(自身を除く): 75600294

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 229, 273, 409, 458, 546, 687, 818, 1227, 1374, 1603, 2454, 2863, 2977, 3206, 4809, 5317, 5726, 5954, 8589, 8931, 9618, 10634, 15951, 17178, 17862, 20839, 31902, 37219, 41678, 62517, 74438, 93661, 111657, 125034, 187322, 223314, 280983, 561966, 655627, 1217593, 1311254, 1966881, 2435186, 3652779, 3933762, 7305558, 8523151, 17046302, 25569453, 51138906]

約数ペア:

[(1, 51138906), (2, 25569453), (3, 17046302), (6, 8523151), (7, 7305558), (13, 3933762), (14, 3652779), (21, 2435186), (26, 1966881), (39, 1311254), (42, 1217593), (78, 655627), (91, 561966), (182, 280983), (229, 223314), (273, 187322), (409, 125034), (458, 111657), (546, 93661), (687, 74438), (818, 62517), (1227, 41678), (1374, 37219), (1603, 31902), (2454, 20839), (2863, 17862), (2977, 17178), (3206, 15951), (4809, 10634), (5317, 9618), (5726, 8931), (5954, 8589)]