79685221

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 110315520

約数和(自身を除く): 30630299

約数列:

[1, 7, 11, 19, 31, 49, 77, 133, 209, 217, 251, 341, 539, 589, 931, 1463, 1519, 1757, 2387, 2761, 4123, 4769, 6479, 7781, 10241, 12299, 16709, 19327, 28861, 33383, 45353, 52459, 54467, 85591, 135289, 147839, 233681, 317471, 367213, 381269, 599137, 1034873, 1626229, 2570491, 4193959, 7244111, 11383603, 79685221]

約数ペア:

[(1, 79685221), (7, 11383603), (11, 7244111), (19, 4193959), (31, 2570491), (49, 1626229), (77, 1034873), (133, 599137), (209, 381269), (217, 367213), (251, 317471), (341, 233681), (539, 147839), (589, 135289), (931, 85591), (1463, 54467), (1519, 52459), (1757, 45353), (2387, 33383), (2761, 28861), (4123, 19327), (4769, 16709), (6479, 12299), (7781, 10241)]