243784304

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{249779}}^1$

素因数の和:249848

約数の個数: 20

約数和(自身を含む): 480077160

約数和(自身を除く): 236292856

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 249779, 499558, 999116, 1998232, 3996464, 15236519, 30473038, 60946076, 121892152, 243784304]

約数ペア:

[(1, 243784304), (2, 121892152), (4, 60946076), (8, 30473038), (16, 15236519), (61, 3996464), (122, 1998232), (244, 999116), (488, 499558), (976, 249779)]