281906534

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6325

約数の個数: 48

約数和(自身を含む): 550932480

約数和(自身を除く): 269025946

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 169, 182, 247, 266, 338, 494, 1183, 1729, 2366, 3211, 3458, 6271, 6422, 12542, 22477, 43897, 44954, 81523, 87794, 119149, 163046, 238298, 570661, 834043, 1059799, 1141322, 1548937, 1668086, 2119598, 3097874, 7418593, 10842559, 14837186, 20136181, 21685118, 40272362, 140953267, 281906534]

約数ペア:

[(1, 281906534), (2, 140953267), (7, 40272362), (13, 21685118), (14, 20136181), (19, 14837186), (26, 10842559), (38, 7418593), (91, 3097874), (133, 2119598), (169, 1668086), (182, 1548937), (247, 1141322), (266, 1059799), (338, 834043), (494, 570661), (1183, 238298), (1729, 163046), (2366, 119149), (3211, 87794), (3458, 81523), (6271, 44954), (6422, 43897), (12542, 22477)]