321139976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{4583}}^1$

素因数の和:5069

約数の個数: 32

約数和(自身を含む): 635342400

約数和(自身を除く): 314202424

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 461, 922, 1844, 3688, 4583, 8759, 9166, 17518, 18332, 35036, 36664, 70072, 87077, 174154, 348308, 696616, 2112763, 4225526, 8451052, 16902104, 40142497, 80284994, 160569988, 321139976]

約数ペア:

[(1, 321139976), (2, 160569988), (4, 80284994), (8, 40142497), (19, 16902104), (38, 8451052), (76, 4225526), (152, 2112763), (461, 696616), (922, 348308), (1844, 174154), (3688, 87077), (4583, 70072), (8759, 36664), (9166, 35036), (17518, 18332)]