71311912

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8111}}^1$

素因数の和:8281

約数の個数: 32

約数和(自身を含む): 153803520

約数和(自身を除く): 82491608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8111, 8792, 16222, 32444, 56777, 64888, 113554, 227108, 454216, 1273427, 2546854, 5093708, 8913989, 10187416, 17827978, 35655956, 71311912]

約数ペア:

[(1, 71311912), (2, 35655956), (4, 17827978), (7, 10187416), (8, 8913989), (14, 5093708), (28, 2546854), (56, 1273427), (157, 454216), (314, 227108), (628, 113554), (1099, 64888), (1256, 56777), (2198, 32444), (4396, 16222), (8111, 8792)]