8205407

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1378

約数の個数: 16

約数和(自身を含む): 10124352

約数和(自身を除く): 1918945

約数列:

[1, 7, 17, 53, 119, 371, 901, 1301, 6307, 9107, 22117, 68953, 154819, 482671, 1172201, 8205407]

約数ペア:

[(1, 8205407), (7, 1172201), (17, 482671), (53, 154819), (119, 68953), (371, 22117), (901, 9107), (1301, 6307)]