67851981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1601}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 104213304

約数和(自身を除く): 36361323

約数列:

[1, 3, 9, 17, 51, 153, 277, 831, 1601, 2493, 4709, 4803, 14127, 14409, 27217, 42381, 81651, 244953, 443477, 1330431, 3991293, 7539109, 22617327, 67851981]

約数ペア:

[(1, 67851981), (3, 22617327), (9, 7539109), (17, 3991293), (51, 1330431), (153, 443477), (277, 244953), (831, 81651), (1601, 42381), (2493, 27217), (4709, 14409), (4803, 14127)]