167878081

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 206807040

約数和(自身を除く): 38928959

約数列:

[1, 7, 23, 67, 79, 161, 197, 469, 553, 1379, 1541, 1817, 4531, 5293, 10787, 12719, 13199, 15563, 31717, 37051, 92393, 108941, 121739, 303577, 357949, 852173, 1042721, 2125039, 2505643, 7299047, 23982583, 167878081]

約数ペア:

[(1, 167878081), (7, 23982583), (23, 7299047), (67, 2505643), (79, 2125039), (161, 1042721), (197, 852173), (469, 357949), (553, 303577), (1379, 121739), (1541, 108941), (1817, 92393), (4531, 37051), (5293, 31717), (10787, 15563), (12719, 13199)]