16503123

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 27553792

約数和(自身を除く): 11050669

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 991, 1281, 2379, 2973, 5551, 6937, 12883, 16653, 20811, 38649, 60451, 90181, 181353, 270543, 423157, 785863, 1269471, 2357589, 5501041, 16503123]

約数ペア:

[(1, 16503123), (3, 5501041), (7, 2357589), (13, 1269471), (21, 785863), (39, 423157), (61, 270543), (91, 181353), (183, 90181), (273, 60451), (427, 38649), (793, 20811), (991, 16653), (1281, 12883), (2379, 6937), (2973, 5551)]