138917884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 292723200

約数和(自身を除く): 153805316

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 322, 436, 644, 763, 1526, 1979, 2507, 3052, 3958, 5014, 7916, 10028, 13853, 17549, 27706, 35098, 45517, 55412, 70196, 91034, 182068, 215711, 318619, 431422, 637238, 862844, 1274476, 1509977, 3019954, 4961353, 6039908, 9922706, 19845412, 34729471, 69458942, 138917884]

約数ペア:

[(1, 138917884), (2, 69458942), (4, 34729471), (7, 19845412), (14, 9922706), (23, 6039908), (28, 4961353), (46, 3019954), (92, 1509977), (109, 1274476), (161, 862844), (218, 637238), (322, 431422), (436, 318619), (644, 215711), (763, 182068), (1526, 91034), (1979, 70196), (2507, 55412), (3052, 45517), (3958, 35098), (5014, 27706), (7916, 17549), (10028, 13853)]