81619406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{6173}}^1$

素因数の和:6787

約数の個数: 16

約数和(自身を含む): 133802928

約数和(自身を除く): 52183522

約数列:

[1, 2, 11, 22, 601, 1202, 6173, 6611, 12346, 13222, 67903, 135806, 3709973, 7419946, 40809703, 81619406]

約数ペア:

[(1, 81619406), (2, 40809703), (11, 7419946), (22, 3709973), (601, 135806), (1202, 67903), (6173, 13222), (6611, 12346)]