213447884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{32321}}^1$

素因数の和:32465

約数の個数: 24

約数和(自身を含む): 405447168

約数和(自身を除く): 191999284

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 32321, 64642, 129284, 420173, 840346, 1680692, 4104767, 8209534, 16419068, 53361971, 106723942, 213447884]

約数ペア:

[(1, 213447884), (2, 106723942), (4, 53361971), (13, 16419068), (26, 8209534), (52, 4104767), (127, 1680692), (254, 840346), (508, 420173), (1651, 129284), (3302, 64642), (6604, 32321)]