319396976

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{327251}}^1$

素因数の和:327320

約数の個数: 20

約数和(自身を含む): 628978344

約数和(自身を除く): 309581368

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 327251, 654502, 1309004, 2618008, 5236016, 19962311, 39924622, 79849244, 159698488, 319396976]

約数ペア:

[(1, 319396976), (2, 159698488), (4, 79849244), (8, 39924622), (16, 19962311), (61, 5236016), (122, 2618008), (244, 1309004), (488, 654502), (976, 327251)]