308397068

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{647893}}^1$

素因数の和:647921

約数の個数: 24

約数和(自身を含む): 653077152

約数和(自身を除く): 344680084

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 647893, 1295786, 2591572, 4535251, 9070502, 11014181, 18141004, 22028362, 44056724, 77099267, 154198534, 308397068]

約数ペア:

[(1, 308397068), (2, 154198534), (4, 77099267), (7, 44056724), (14, 22028362), (17, 18141004), (28, 11014181), (34, 9070502), (68, 4535251), (119, 2591572), (238, 1295786), (476, 647893)]