256864

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:382

約数の個数: 24

約数和(自身を含む): 529200

約数和(自身を除く): 272336

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 349, 368, 698, 736, 1396, 2792, 5584, 8027, 11168, 16054, 32108, 64216, 128432, 256864]

約数ペア:

[(1, 256864), (2, 128432), (4, 64216), (8, 32108), (16, 16054), (23, 11168), (32, 8027), (46, 5584), (92, 2792), (184, 1396), (349, 736), (368, 698)]