221915392

素因数分解:

$2^8\times {\mathrm{866857}}^1$

素因数の和:866873

約数の個数: 18

約数和(自身を含む): 442964438

約数和(自身を除く): 221049046

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 866857, 1733714, 3467428, 6934856, 13869712, 27739424, 55478848, 110957696, 221915392]

約数ペア:

[(1, 221915392), (2, 110957696), (4, 55478848), (8, 27739424), (16, 13869712), (32, 6934856), (64, 3467428), (128, 1733714), (256, 866857)]