81551772

素因数分解:

$2^2\times 3^6\times {\mathrm{27967}}^1$

素因数の和:27989

約数の個数: 42

約数和(自身を含む): 213983168

約数和(自身を除く): 132431396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 27967, 55934, 83901, 111868, 167802, 251703, 335604, 503406, 755109, 1006812, 1510218, 2265327, 3020436, 4530654, 6795981, 9061308, 13591962, 20387943, 27183924, 40775886, 81551772]

約数ペア:

[(1, 81551772), (2, 40775886), (3, 27183924), (4, 20387943), (6, 13591962), (9, 9061308), (12, 6795981), (18, 4530654), (27, 3020436), (36, 2265327), (54, 1510218), (81, 1006812), (108, 755109), (162, 503406), (243, 335604), (324, 251703), (486, 167802), (729, 111868), (972, 83901), (1458, 55934), (2916, 27967)]