394559997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{64439}}^1$

素因数の和:64612

約数の個数: 16

約数和(自身を含む): 570165120

約数和(自身を除く): 175605123

約数列:

[1, 3, 13, 39, 157, 471, 2041, 6123, 64439, 193317, 837707, 2513121, 10116923, 30350769, 131519999, 394559997]

約数ペア:

[(1, 394559997), (3, 131519999), (13, 30350769), (39, 10116923), (157, 2513121), (471, 837707), (2041, 193317), (6123, 64439)]