203175

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{43}}^1$

素因数の和:69

約数の個数: 48

約数和(自身を含む): 436480

約数和(自身を除く): 233305

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 75, 105, 129, 135, 175, 189, 215, 225, 301, 315, 387, 525, 645, 675, 903, 945, 1075, 1161, 1505, 1575, 1935, 2709, 3225, 4515, 4725, 5805, 7525, 8127, 9675, 13545, 22575, 29025, 40635, 67725, 203175]

約数ペア:

[(1, 203175), (3, 67725), (5, 40635), (7, 29025), (9, 22575), (15, 13545), (21, 9675), (25, 8127), (27, 7525), (35, 5805), (43, 4725), (45, 4515), (63, 3225), (75, 2709), (105, 1935), (129, 1575), (135, 1505), (175, 1161), (189, 1075), (215, 945), (225, 903), (301, 675), (315, 645), (387, 525)]