378405655

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{2389}}^1$

素因数の和:2874

約数の個数: 16

約数和(自身を含む): 461174400

約数和(自身を除く): 82768745

約数列:

[1, 5, 79, 395, 401, 2005, 2389, 11945, 31679, 158395, 188731, 943655, 957989, 4789945, 75681131, 378405655]

約数ペア:

[(1, 378405655), (5, 75681131), (79, 4789945), (395, 957989), (401, 943655), (2005, 188731), (2389, 158395), (11945, 31679)]