1285158416

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{10903}}^1$

素因数の和:11103

約数の個数: 40

約数和(自身を含む): 2555461440

約数和(自身を除く): 1270303024

約数列:

[1, 2, 4, 8, 16, 53, 106, 139, 212, 278, 424, 556, 848, 1112, 2224, 7367, 10903, 14734, 21806, 29468, 43612, 58936, 87224, 117872, 174448, 577859, 1155718, 1515517, 2311436, 3031034, 4622872, 6062068, 9245744, 12124136, 24248272, 80322401, 160644802, 321289604, 642579208, 1285158416]

約数ペア:

[(1, 1285158416), (2, 642579208), (4, 321289604), (8, 160644802), (16, 80322401), (53, 24248272), (106, 12124136), (139, 9245744), (212, 6062068), (278, 4622872), (424, 3031034), (556, 2311436), (848, 1515517), (1112, 1155718), (2224, 577859), (7367, 174448), (10903, 117872), (14734, 87224), (21806, 58936), (29468, 43612)]