140147497

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 169413120

約数和(自身を除く): 29265623

約数列:

[1, 7, 31, 49, 217, 257, 359, 1519, 1799, 2513, 7967, 11129, 12593, 17591, 55769, 77903, 92263, 390383, 545321, 645841, 2860153, 4520887, 20021071, 140147497]

約数ペア:

[(1, 140147497), (7, 20021071), (31, 4520887), (49, 2860153), (217, 645841), (257, 545321), (359, 390383), (1519, 92263), (1799, 77903), (2513, 55769), (7967, 17591), (11129, 12593)]