81816658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{23099}}^1$

素因数の和:23142

約数の個数: 32

約数和(自身を含む): 159667200

約数和(自身を除く): 77850542

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 23099, 46198, 161693, 254089, 323386, 508178, 531277, 1062554, 1778623, 3557246, 3718939, 5844047, 7437878, 11688094, 40908329, 81816658]

約数ペア:

[(1, 81816658), (2, 40908329), (7, 11688094), (11, 7437878), (14, 5844047), (22, 3718939), (23, 3557246), (46, 1778623), (77, 1062554), (154, 531277), (161, 508178), (253, 323386), (322, 254089), (506, 161693), (1771, 46198), (3542, 23099)]