31132185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 61212672

約数和(自身を除く): 30080487

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 107, 119, 163, 255, 321, 357, 489, 535, 595, 749, 815, 1141, 1605, 1785, 1819, 2247, 2445, 2771, 3423, 3745, 5457, 5705, 8313, 9095, 11235, 12733, 13855, 17115, 17441, 19397, 27285, 38199, 41565, 52323, 58191, 63665, 87205, 96985, 122087, 190995, 261615, 290955, 296497, 366261, 610435, 889491, 1482485, 1831305, 2075479, 4447455, 6226437, 10377395, 31132185]

約数ペア:

[(1, 31132185), (3, 10377395), (5, 6226437), (7, 4447455), (15, 2075479), (17, 1831305), (21, 1482485), (35, 889491), (51, 610435), (85, 366261), (105, 296497), (107, 290955), (119, 261615), (163, 190995), (255, 122087), (321, 96985), (357, 87205), (489, 63665), (535, 58191), (595, 52323), (749, 41565), (815, 38199), (1141, 27285), (1605, 19397), (1785, 17441), (1819, 17115), (2247, 13855), (2445, 12733), (2771, 11235), (3423, 9095), (3745, 8313), (5457, 5705)]