199968923

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{112913}}^1$

素因数の和:112954

約数の個数: 16

約数和(自身を含む): 260153856

約数和(自身を除く): 60184933

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 112913, 790391, 1242043, 2596999, 8694301, 18178993, 28566989, 199968923]

約数ペア:

[(1, 199968923), (7, 28566989), (11, 18178993), (23, 8694301), (77, 2596999), (161, 1242043), (253, 790391), (1771, 112913)]