87818278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 141834240

約数和(自身を除く): 54015962

約数列:

[1, 2, 23, 46, 47, 94, 151, 269, 302, 538, 1081, 2162, 3473, 6187, 6946, 7097, 12374, 12643, 14194, 25286, 40619, 81238, 163231, 290789, 326462, 581578, 934237, 1868474, 1909093, 3818186, 43909139, 87818278]

約数ペア:

[(1, 87818278), (2, 43909139), (23, 3818186), (46, 1909093), (47, 1868474), (94, 934237), (151, 581578), (269, 326462), (302, 290789), (538, 163231), (1081, 81238), (2162, 40619), (3473, 25286), (6187, 14194), (6946, 12643), (7097, 12374)]