30903187

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2687}}^1$

素因数の和:2778

約数の個数: 16

約数和(自身を含む): 37158912

約数和(自身を除く): 6255725

約数列:

[1, 7, 31, 53, 217, 371, 1643, 2687, 11501, 18809, 83297, 142411, 583079, 996877, 4414741, 30903187]

約数ペア:

[(1, 30903187), (7, 4414741), (31, 996877), (53, 583079), (217, 142411), (371, 83297), (1643, 18809), (2687, 11501)]