29481291

素因数分解:

$3^2\times 7^2\times {\mathrm{66851}}^1$

素因数の和:66871

約数の個数: 18

約数和(自身を含む): 49537332

約数和(自身を除く): 20056041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 66851, 200553, 467957, 601659, 1403871, 3275699, 4211613, 9827097, 29481291]

約数ペア:

[(1, 29481291), (3, 9827097), (7, 4211613), (9, 3275699), (21, 1403871), (49, 601659), (63, 467957), (147, 200553), (441, 66851)]