1821987573

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1\times {\mathrm{2389}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 2900121600

約数和(自身を除く): 1078134027

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1579, 2389, 4737, 7167, 11053, 16723, 33159, 36317, 50169, 54947, 108951, 164841, 254219, 384629, 762657, 1153887, 3772231, 11316693, 26405617, 79216851, 86761313, 260283939, 607329191, 1821987573]

約数ペア:

[(1, 1821987573), (3, 607329191), (7, 260283939), (21, 86761313), (23, 79216851), (69, 26405617), (161, 11316693), (483, 3772231), (1579, 1153887), (2389, 762657), (4737, 384629), (7167, 254219), (11053, 164841), (16723, 108951), (33159, 54947), (36317, 50169)]