387640678

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 618098688

約数和(自身を除く): 230458010

約数列:

[1, 2, 31, 47, 62, 94, 137, 274, 971, 1457, 1942, 2914, 4247, 6439, 8494, 12878, 30101, 45637, 60202, 91274, 133027, 199609, 266054, 399218, 1414747, 2829494, 4123837, 6252269, 8247674, 12504538, 193820339, 387640678]

約数ペア:

[(1, 387640678), (2, 193820339), (31, 12504538), (47, 8247674), (62, 6252269), (94, 4123837), (137, 2829494), (274, 1414747), (971, 399218), (1457, 266054), (1942, 199609), (2914, 133027), (4247, 91274), (6439, 60202), (8494, 45637), (12878, 30101)]