79430253

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 123648000

約数和(自身を除く): 44217747

約数列:

[1, 3, 7, 21, 83, 199, 229, 249, 581, 597, 687, 1393, 1603, 1743, 4179, 4809, 16517, 19007, 45571, 49551, 57021, 115619, 133049, 136713, 318997, 346857, 399147, 956991, 3782393, 11347179, 26476751, 79430253]

約数ペア:

[(1, 79430253), (3, 26476751), (7, 11347179), (21, 3782393), (83, 956991), (199, 399147), (229, 346857), (249, 318997), (581, 136713), (597, 133049), (687, 115619), (1393, 57021), (1603, 49551), (1743, 45571), (4179, 19007), (4809, 16517)]