247109709

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 419471360

約数和(自身を除く): 172361651

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 121, 231, 237, 363, 553, 847, 869, 1231, 1659, 2541, 2607, 3693, 6083, 8617, 9559, 13541, 18249, 25851, 28677, 40623, 66913, 94787, 97249, 148951, 200739, 284361, 291747, 446853, 680743, 1042657, 1069739, 2042229, 3127971, 3209217, 7488173, 11767129, 22464519, 35301387, 82369903, 247109709]

約数ペア:

[(1, 247109709), (3, 82369903), (7, 35301387), (11, 22464519), (21, 11767129), (33, 7488173), (77, 3209217), (79, 3127971), (121, 2042229), (231, 1069739), (237, 1042657), (363, 680743), (553, 446853), (847, 291747), (869, 284361), (1231, 200739), (1659, 148951), (2541, 97249), (2607, 94787), (3693, 66913), (6083, 40623), (8617, 28677), (9559, 25851), (13541, 18249)]