28555419

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 39121920

約数和(自身を除く): 10566501

約数列:

[1, 3, 71, 79, 213, 237, 1697, 5091, 5609, 16827, 120487, 134063, 361461, 402189, 9518473, 28555419]

約数ペア:

[(1, 28555419), (3, 9518473), (71, 402189), (79, 361461), (213, 134063), (237, 120487), (1697, 16827), (5091, 5609)]