47971445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 62726400

約数和(自身を除く): 14754955

約数列:

[1, 5, 23, 43, 89, 109, 115, 215, 445, 545, 989, 2047, 2507, 3827, 4687, 4945, 9701, 10235, 12535, 19135, 23435, 48505, 88021, 107801, 223123, 417143, 440105, 539005, 1115615, 2085715, 9594289, 47971445]

約数ペア:

[(1, 47971445), (5, 9594289), (23, 2085715), (43, 1115615), (89, 539005), (109, 440105), (115, 417143), (215, 223123), (445, 107801), (545, 88021), (989, 48505), (2047, 23435), (2507, 19135), (3827, 12535), (4687, 10235), (4945, 9701)]