209712958

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1997}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 388027584

約数和(自身を除く): 178314626

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 577, 1154, 1997, 3994, 4039, 7501, 8078, 13979, 15002, 25961, 27958, 51922, 52507, 105014, 181727, 363454, 1152269, 2304538, 8065883, 14979497, 16131766, 29958994, 104856479, 209712958]

約数ペア:

[(1, 209712958), (2, 104856479), (7, 29958994), (13, 16131766), (14, 14979497), (26, 8065883), (91, 2304538), (182, 1152269), (577, 363454), (1154, 181727), (1997, 105014), (3994, 52507), (4039, 51922), (7501, 27958), (8078, 25961), (13979, 15002)]