42178857

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3457}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 66227616

約数和(自身を除く): 24048759

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 3457, 4067, 10371, 12201, 24199, 72597, 169393, 286931, 508179, 860793, 2008517, 6025551, 14059619, 42178857]

約数ペア:

[(1, 42178857), (3, 14059619), (7, 6025551), (21, 2008517), (49, 860793), (83, 508179), (147, 286931), (249, 169393), (581, 72597), (1743, 24199), (3457, 12201), (4067, 10371)]