401407664

素因数分解:

$2^4\times 7^1\times {\mathrm{3583997}}^1$

素因数の和:3584012

約数の個数: 20

約数和(自身を含む): 888831504

約数和(自身を除く): 487423840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3583997, 7167994, 14335988, 25087979, 28671976, 50175958, 57343952, 100351916, 200703832, 401407664]

約数ペア:

[(1, 401407664), (2, 200703832), (4, 100351916), (7, 57343952), (8, 50175958), (14, 28671976), (16, 25087979), (28, 14335988), (56, 7167994), (112, 3583997)]