23971221

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{4289}}^1$

素因数の和:4327

約数の個数: 24

約数和(自身を含む): 37477440

約数和(自身を除く): 13506219

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 4289, 5589, 12867, 38601, 98647, 115803, 295941, 347409, 887823, 1042227, 2663469, 7990407, 23971221]

約数ペア:

[(1, 23971221), (3, 7990407), (9, 2663469), (23, 1042227), (27, 887823), (69, 347409), (81, 295941), (207, 115803), (243, 98647), (621, 38601), (1863, 12867), (4289, 5589)]