211380572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{12281}}^1$

素因数の和:12629

約数の個数: 24

約数和(自身を含む): 399607152

約数和(自身を除く): 188226580

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1324, 4303, 8606, 12281, 17212, 24562, 49124, 159653, 319306, 638612, 4065011, 8130022, 16260044, 52845143, 105690286, 211380572]

約数ペア:

[(1, 211380572), (2, 105690286), (4, 52845143), (13, 16260044), (26, 8130022), (52, 4065011), (331, 638612), (662, 319306), (1324, 159653), (4303, 49124), (8606, 24562), (12281, 17212)]