15981426

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{6991}}^1$

素因数の和:7126

約数の個数: 24

約数和(自身を含む): 34904064

約数和(自身を除く): 18922638

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 6991, 13982, 20973, 41946, 62919, 125838, 887857, 1775714, 2663571, 5327142, 7990713, 15981426]

約数ペア:

[(1, 15981426), (2, 7990713), (3, 5327142), (6, 2663571), (9, 1775714), (18, 887857), (127, 125838), (254, 62919), (381, 41946), (762, 20973), (1143, 13982), (2286, 6991)]