199436822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 327983040

約数和(自身を除く): 128546218

約数列:

[1, 2, 13, 26, 101, 173, 202, 346, 439, 878, 1313, 2249, 2626, 4498, 5707, 11414, 17473, 34946, 44339, 75947, 88678, 151894, 227149, 454298, 576407, 987311, 1152814, 1974622, 7670647, 15341294, 99718411, 199436822]

約数ペア:

[(1, 199436822), (2, 99718411), (13, 15341294), (26, 7670647), (101, 1974622), (173, 1152814), (202, 987311), (346, 576407), (439, 454298), (878, 227149), (1313, 151894), (2249, 88678), (2626, 75947), (4498, 44339), (5707, 34946), (11414, 17473)]