28012695

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 47070720

約数和(自身を除く): 19058025

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 907, 1065, 2059, 2721, 4535, 6177, 10295, 13605, 26303, 30885, 64397, 78909, 131515, 193191, 321985, 394545, 965955, 1867513, 5602539, 9337565, 28012695]

約数ペア:

[(1, 28012695), (3, 9337565), (5, 5602539), (15, 1867513), (29, 965955), (71, 394545), (87, 321985), (145, 193191), (213, 131515), (355, 78909), (435, 64397), (907, 30885), (1065, 26303), (2059, 13605), (2721, 10295), (4535, 6177)]