28690875

素因数分解:

$3^3\times 5^3\times {\mathrm{8501}}^1$

素因数の和:8525

約数の個数: 32

約数和(自身を含む): 53052480

約数和(自身を除く): 24361605

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 8501, 25503, 42505, 76509, 127515, 212525, 229527, 382545, 637575, 1062625, 1147635, 1912725, 3187875, 5738175, 9563625, 28690875]

約数ペア:

[(1, 28690875), (3, 9563625), (5, 5738175), (9, 3187875), (15, 1912725), (25, 1147635), (27, 1062625), (45, 637575), (75, 382545), (125, 229527), (135, 212525), (225, 127515), (375, 76509), (675, 42505), (1125, 25503), (3375, 8501)]