25506963

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 12232557

約数列:

[1, 3, 9, 71, 179, 213, 223, 537, 639, 669, 1611, 2007, 12709, 15833, 38127, 39917, 47499, 114381, 119751, 142497, 359253, 2834107, 8502321, 25506963]

約数ペア:

[(1, 25506963), (3, 8502321), (9, 2834107), (71, 359253), (179, 142497), (213, 119751), (223, 114381), (537, 47499), (639, 39917), (669, 38127), (1611, 15833), (2007, 12709)]