428665636

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{209719}}^1$

素因数の和:209803

約数の個数: 24

約数和(自身を含む): 869079680

約数和(自身を除く): 440414044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 209719, 419438, 838876, 1468033, 2936066, 5872132, 15309487, 30618974, 61237948, 107166409, 214332818, 428665636]

約数ペア:

[(1, 428665636), (2, 214332818), (4, 107166409), (7, 61237948), (14, 30618974), (28, 15309487), (73, 5872132), (146, 2936066), (292, 1468033), (511, 838876), (1022, 419438), (2044, 209719)]