391219328

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{132887}}^1$

素因数の和:132924

約数の個数: 32

約数和(自身を含む): 813274560

約数和(自身を除く): 422055232

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 132887, 265774, 531548, 1063096, 2126192, 3056401, 4252384, 6112802, 8504768, 12225604, 17009536, 24451208, 48902416, 97804832, 195609664, 391219328]

約数ペア:

[(1, 391219328), (2, 195609664), (4, 97804832), (8, 48902416), (16, 24451208), (23, 17009536), (32, 12225604), (46, 8504768), (64, 6112802), (92, 4252384), (128, 3056401), (184, 2126192), (368, 1063096), (736, 531548), (1472, 265774), (2944, 132887)]