556327335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{37501}}^1$

素因数の和:37575

約数の個数: 32

約数和(自身を含む): 950450688

約数和(自身を除く): 394123353

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 37501, 112503, 187505, 562515, 862523, 1612543, 2587569, 4312615, 4837629, 8062715, 12937845, 24188145, 37088489, 111265467, 185442445, 556327335]

約数ペア:

[(1, 556327335), (3, 185442445), (5, 111265467), (15, 37088489), (23, 24188145), (43, 12937845), (69, 8062715), (115, 4837629), (129, 4312615), (215, 2587569), (345, 1612543), (645, 862523), (989, 562515), (2967, 187505), (4945, 112503), (14835, 37501)]