215771392

素因数分解:

$2^8\times {\mathrm{842857}}^1$

素因数の和:842873

約数の個数: 18

約数和(自身を含む): 430700438

約数和(自身を除く): 214929046

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 842857, 1685714, 3371428, 6742856, 13485712, 26971424, 53942848, 107885696, 215771392]

約数ペア:

[(1, 215771392), (2, 107885696), (4, 53942848), (8, 26971424), (16, 13485712), (32, 6742856), (64, 3371428), (128, 1685714), (256, 842857)]