138538516

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{523}}^1\times {\mathrm{1409}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 248250240

約数和(自身を除く): 109711724

約数列:

[1, 2, 4, 47, 94, 188, 523, 1046, 1409, 2092, 2818, 5636, 24581, 49162, 66223, 98324, 132446, 264892, 736907, 1473814, 2947628, 34634629, 69269258, 138538516]

約数ペア:

[(1, 138538516), (2, 69269258), (4, 34634629), (47, 2947628), (94, 1473814), (188, 736907), (523, 264892), (1046, 132446), (1409, 98324), (2092, 66223), (2818, 49162), (5636, 24581)]