28641410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409163}}^1$

素因数の和:409177

約数の個数: 16

約数和(自身を含む): 58919616

約数和(自身を除く): 30278206

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409163, 818326, 2045815, 2864141, 4091630, 5728282, 14320705, 28641410]

約数ペア:

[(1, 28641410), (2, 14320705), (5, 5728282), (7, 4091630), (10, 2864141), (14, 2045815), (35, 818326), (70, 409163)]