257692344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{117991}}^1$

素因数の和:118020

約数の個数: 64

約数和(自身を含む): 792906240

約数和(自身を除く): 535213896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 117991, 235982, 353973, 471964, 707946, 825937, 943928, 1415892, 1533883, 1651874, 2477811, 2831784, 3067766, 3303748, 4601649, 4955622, 6135532, 6607496, 9203298, 9911244, 10737181, 12271064, 18406596, 19822488, 21474362, 32211543, 36813192, 42948724, 64423086, 85897448, 128846172, 257692344]

約数ペア:

[(1, 257692344), (2, 128846172), (3, 85897448), (4, 64423086), (6, 42948724), (7, 36813192), (8, 32211543), (12, 21474362), (13, 19822488), (14, 18406596), (21, 12271064), (24, 10737181), (26, 9911244), (28, 9203298), (39, 6607496), (42, 6135532), (52, 4955622), (56, 4601649), (78, 3303748), (84, 3067766), (91, 2831784), (104, 2477811), (156, 1651874), (168, 1533883), (182, 1415892), (273, 943928), (312, 825937), (364, 707946), (546, 471964), (728, 353973), (1092, 235982), (2184, 117991)]