199189978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{75853}}^1$

素因数の和:75969

約数の個数: 16

約数和(自身を含む): 324958536

約数和(自身を除く): 125768558

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 75853, 151706, 986089, 1972178, 7661153, 15322306, 99594989, 199189978]

約数ペア:

[(1, 199189978), (2, 99594989), (13, 15322306), (26, 7661153), (101, 1972178), (202, 986089), (1313, 151706), (2626, 75853)]