71567167

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 87392256

約数和(自身を除く): 15825089

約数列:

[1, 7, 19, 127, 133, 223, 361, 889, 1561, 2413, 2527, 4237, 16891, 28321, 29659, 45847, 80503, 198247, 320929, 538099, 563521, 3766693, 10223881, 71567167]

約数ペア:

[(1, 71567167), (7, 10223881), (19, 3766693), (127, 563521), (133, 538099), (223, 320929), (361, 198247), (889, 80503), (1561, 45847), (2413, 29659), (2527, 28321), (4237, 16891)]