491571790

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1\times {\mathrm{733}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 893131200

約数和(自身を除く): 401559410

約数列:

[1, 2, 5, 10, 199, 337, 398, 674, 733, 995, 1466, 1685, 1990, 3370, 3665, 7330, 67063, 134126, 145867, 247021, 291734, 335315, 494042, 670630, 729335, 1235105, 1458670, 2470210, 49157179, 98314358, 245785895, 491571790]

約数ペア:

[(1, 491571790), (2, 245785895), (5, 98314358), (10, 49157179), (199, 2470210), (337, 1458670), (398, 1235105), (674, 729335), (733, 670630), (995, 494042), (1466, 335315), (1685, 291734), (1990, 247021), (3370, 145867), (3665, 134126), (7330, 67063)]