28427745

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17387}}^1$

素因数の和:17504

約数の個数: 16

約数和(自身を含む): 45904320

約数和(自身を除く): 17476575

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 17387, 52161, 86935, 260805, 1895183, 5685549, 9475915, 28427745]

約数ペア:

[(1, 28427745), (3, 9475915), (5, 5685549), (15, 1895183), (109, 260805), (327, 86935), (545, 52161), (1635, 17387)]