198402448

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 389975040

約数和(自身を除く): 191572592

約数列:

[1, 2, 4, 8, 16, 127, 251, 254, 389, 502, 508, 778, 1004, 1016, 1556, 2008, 2032, 3112, 4016, 6224, 31877, 49403, 63754, 97639, 98806, 127508, 195278, 197612, 255016, 390556, 395224, 510032, 781112, 790448, 1562224, 12400153, 24800306, 49600612, 99201224, 198402448]

約数ペア:

[(1, 198402448), (2, 99201224), (4, 49600612), (8, 24800306), (16, 12400153), (127, 1562224), (251, 790448), (254, 781112), (389, 510032), (502, 395224), (508, 390556), (778, 255016), (1004, 197612), (1016, 195278), (1556, 127508), (2008, 98806), (2032, 97639), (3112, 63754), (4016, 49403), (6224, 31877)]