2638215

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2583

約数の個数: 24

約数和(自身を含む): 4773600

約数和(自身を除く): 2135385

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 2549, 7647, 12745, 22941, 38235, 58627, 114705, 175881, 293135, 527643, 879405, 2638215]

約数ペア:

[(1, 2638215), (3, 879405), (5, 527643), (9, 293135), (15, 175881), (23, 114705), (45, 58627), (69, 38235), (115, 22941), (207, 12745), (345, 7647), (1035, 2549)]