28356735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1931}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 21720705

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 979, 1335, 1931, 2937, 4895, 5793, 9655, 14685, 21241, 28965, 63723, 106205, 171859, 318615, 515577, 859295, 1890449, 2577885, 5671347, 9452245, 28356735]

約数ペア:

[(1, 28356735), (3, 9452245), (5, 5671347), (11, 2577885), (15, 1890449), (33, 859295), (55, 515577), (89, 318615), (165, 171859), (267, 106205), (445, 63723), (979, 28965), (1335, 21241), (1931, 14685), (2937, 9655), (4895, 5793)]