198181.0000000

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 6616005

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 237, 345, 349, 395, 1047, 1185, 1745, 1817, 5235, 5451, 8027, 9085, 24081, 27255, 27571, 40135, 82713, 120405, 137855, 413565, 634133, 1902399, 3170665, 9511995]

約数ペア:

[(1, 9511995), (3, 3170665), (5, 1902399), (15, 634133), (23, 413565), (69, 137855), (79, 120405), (115, 82713), (237, 40135), (345, 27571), (349, 27255), (395, 24081), (1047, 9085), (1185, 8027), (1745, 5451), (1817, 5235)]