251019664

素因数分解:

$2^4\times 7^1\times {\mathrm{2241247}}^1$

素因数の和:2241262

約数の個数: 20

約数和(自身を含む): 555829504

約数和(自身を除く): 304809840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2241247, 4482494, 8964988, 15688729, 17929976, 31377458, 35859952, 62754916, 125509832, 251019664]

約数ペア:

[(1, 251019664), (2, 125509832), (4, 62754916), (7, 35859952), (8, 31377458), (14, 17929976), (16, 15688729), (28, 8964988), (56, 4482494), (112, 2241247)]