26399115

素因数分解:

$3^4\times 5^1\times {\mathrm{65183}}^1$

素因数の和:65200

約数の個数: 20

約数和(自身を含む): 47323584

約数和(自身を除く): 20924469

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65183, 195549, 325915, 586647, 977745, 1759941, 2933235, 5279823, 8799705, 26399115]

約数ペア:

[(1, 26399115), (3, 8799705), (5, 5279823), (9, 2933235), (15, 1759941), (27, 977745), (45, 586647), (81, 325915), (135, 195549), (405, 65183)]