217179904

素因数分解:

$2^8\times {\mathrm{848359}}^1$

素因数の和:848375

約数の個数: 18

約数和(自身を含む): 433511960

約数和(自身を除く): 216332056

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 848359, 1696718, 3393436, 6786872, 13573744, 27147488, 54294976, 108589952, 217179904]

約数ペア:

[(1, 217179904), (2, 108589952), (4, 54294976), (8, 27147488), (16, 13573744), (32, 6786872), (64, 3393436), (128, 1696718), (256, 848359)]