81080961

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{443}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 123828048

約数和(自身を除く): 42747087

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 361, 443, 507, 741, 1083, 1329, 3211, 4693, 5759, 8417, 9633, 14079, 17277, 25251, 61009, 74867, 109421, 159923, 183027, 224601, 328263, 479769, 1422473, 2078999, 4267419, 6236997, 27026987, 81080961]

約数ペア:

[(1, 81080961), (3, 27026987), (13, 6236997), (19, 4267419), (39, 2078999), (57, 1422473), (169, 479769), (247, 328263), (361, 224601), (443, 183027), (507, 159923), (741, 109421), (1083, 74867), (1329, 61009), (3211, 25251), (4693, 17277), (5759, 14079), (8417, 9633)]