215331328

素因数分解:

$2^9\times {\mathrm{420569}}^1$

素因数の和:420587

約数の個数: 20

約数和(自身を含む): 430243110

約数和(自身を除く): 214911782

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 420569, 841138, 1682276, 3364552, 6729104, 13458208, 26916416, 53832832, 107665664, 215331328]

約数ペア:

[(1, 215331328), (2, 107665664), (4, 53832832), (8, 26916416), (16, 13458208), (32, 6729104), (64, 3364552), (128, 1682276), (256, 841138), (512, 420569)]