2981569136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2047781}}^1$

素因数の和:2047809

約数の個数: 40

約数和(自身を含む): 7109899104

約数和(自身を除く): 4128329968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 2047781, 4095562, 8191124, 14334467, 16382248, 26621153, 28668934, 32764496, 53242306, 57337868, 106484612, 114675736, 186348071, 212969224, 229351472, 372696142, 425938448, 745392284, 1490784568, 2981569136]

約数ペア:

[(1, 2981569136), (2, 1490784568), (4, 745392284), (7, 425938448), (8, 372696142), (13, 229351472), (14, 212969224), (16, 186348071), (26, 114675736), (28, 106484612), (52, 57337868), (56, 53242306), (91, 32764496), (104, 28668934), (112, 26621153), (182, 16382248), (208, 14334467), (364, 8191124), (728, 4095562), (1456, 2047781)]