28809045

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4673}}^1$

素因数の和:4821

約数の個数: 24

約数和(自身を含む): 50310936

約数和(自身を除く): 21501891

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 4673, 6165, 14019, 23365, 42057, 70095, 210285, 640201, 1920603, 3201005, 5761809, 9603015, 28809045]

約数ペア:

[(1, 28809045), (3, 9603015), (5, 5761809), (9, 3201005), (15, 1920603), (45, 640201), (137, 210285), (411, 70095), (685, 42057), (1233, 23365), (2055, 14019), (4673, 6165)]