215534008

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{69259}}^1$

素因数の和:69654

約数の個数: 16

約数和(自身を含む): 405171000

約数和(自身を除く): 189636992

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 69259, 138518, 277036, 554072, 26941751, 53883502, 107767004, 215534008]

約数ペア:

[(1, 215534008), (2, 107767004), (4, 53883502), (8, 26941751), (389, 554072), (778, 277036), (1556, 138518), (3112, 69259)]