2647872213

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7417009}}^1$

素因数の和:7417036

約数の個数: 16

約数和(自身を含む): 4272197760

約数和(自身を除く): 1624325547

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 7417009, 22251027, 51919063, 126089153, 155757189, 378267459, 882624071, 2647872213]

約数ペア:

[(1, 2647872213), (3, 882624071), (7, 378267459), (17, 155757189), (21, 126089153), (51, 51919063), (119, 22251027), (357, 7417009)]