238987071

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{887}}^1$

素因数の和:1500

約数の個数: 32

約数和(自身を含む): 375943680

約数和(自身を除く): 136956609

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 587, 887, 1761, 2661, 5283, 7983, 9979, 15079, 15849, 23949, 29937, 45237, 89811, 135711, 269433, 407133, 520669, 1562007, 4686021, 8851373, 14058063, 26554119, 79662357, 238987071]

約数ペア:

[(1, 238987071), (3, 79662357), (9, 26554119), (17, 14058063), (27, 8851373), (51, 4686021), (153, 1562007), (459, 520669), (587, 407133), (887, 269433), (1761, 135711), (2661, 89811), (5283, 45237), (7983, 29937), (9979, 23949), (15079, 15849)]