217133079

素因数分解:

$3^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1\times {\mathrm{907}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 292012800

約数和(自身を除く): 74879721

約数列:

[1, 3, 199, 401, 597, 907, 1203, 2721, 79799, 180493, 239397, 363707, 541479, 1091121, 72377693, 217133079]

約数ペア:

[(1, 217133079), (3, 72377693), (199, 1091121), (401, 541479), (597, 363707), (907, 239397), (1203, 180493), (2721, 79799)]