66571268204

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{215143}}^1$

素因数の和:215454

約数の個数: 48

約数和(自身を含む): 136769622528

約数和(自身を除く): 70198354324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 257, 301, 514, 602, 1028, 1204, 1799, 3598, 7196, 11051, 22102, 44204, 77357, 154714, 215143, 309428, 430286, 860572, 1506001, 3012002, 6024004, 9251149, 18502298, 37004596, 55291751, 64758043, 110583502, 129516086, 221167004, 259032172, 387042257, 774084514, 1548169028, 2377545293, 4755090586, 9510181172, 16642817051, 33285634102, 66571268204]

約数ペア:

[(1, 66571268204), (2, 33285634102), (4, 16642817051), (7, 9510181172), (14, 4755090586), (28, 2377545293), (43, 1548169028), (86, 774084514), (172, 387042257), (257, 259032172), (301, 221167004), (514, 129516086), (602, 110583502), (1028, 64758043), (1204, 55291751), (1799, 37004596), (3598, 18502298), (7196, 9251149), (11051, 6024004), (22102, 3012002), (44204, 1506001), (77357, 860572), (154714, 430286), (215143, 309428)]