197431885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{245257}}^1$

素因数の和:245292

約数の個数: 16

約数和(自身を含む): 282537216

約数和(自身を除く): 85105331

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 245257, 1226285, 1716799, 5640911, 8583995, 28204555, 39486377, 197431885]

約数ペア:

[(1, 197431885), (5, 39486377), (7, 28204555), (23, 8583995), (35, 5640911), (115, 1716799), (161, 1226285), (805, 245257)]