15280629

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 25288704

約数和(自身を除く): 10008075

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 251, 273, 669, 753, 1561, 1757, 2899, 3263, 4683, 5271, 8697, 9789, 20293, 22841, 55973, 60879, 68523, 167919, 391811, 727649, 1175433, 2182947, 5093543, 15280629]

約数ペア:

[(1, 15280629), (3, 5093543), (7, 2182947), (13, 1175433), (21, 727649), (39, 391811), (91, 167919), (223, 68523), (251, 60879), (273, 55973), (669, 22841), (753, 20293), (1561, 9789), (1757, 8697), (2899, 5271), (3263, 4683)]