247079648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{406381}}^1$

素因数の和:406410

約数の個数: 24

約数和(自身を含む): 512041320

約数和(自身を除く): 264961672

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 406381, 812762, 1625524, 3251048, 6502096, 7721239, 13004192, 15442478, 30884956, 61769912, 123539824, 247079648]

約数ペア:

[(1, 247079648), (2, 123539824), (4, 61769912), (8, 30884956), (16, 15442478), (19, 13004192), (32, 7721239), (38, 6502096), (76, 3251048), (152, 1625524), (304, 812762), (608, 406381)]