80990559

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36433}}^1$

素因数の和:36471

約数の個数: 24

約数和(自身を含む): 132619760

約数和(自身を除く): 51629201

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 36433, 109299, 327897, 473629, 692227, 1420887, 2076681, 4262661, 6230043, 8998951, 26996853, 80990559]

約数ペア:

[(1, 80990559), (3, 26996853), (9, 8998951), (13, 6230043), (19, 4262661), (39, 2076681), (57, 1420887), (117, 692227), (171, 473629), (247, 327897), (741, 109299), (2223, 36433)]