291189968

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{54983}}^1$

素因数の和:55322

約数の個数: 20

約数和(自身を含む): 565895328

約数和(自身を除く): 274705360

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 54983, 109966, 219932, 439864, 879728, 18199373, 36398746, 72797492, 145594984, 291189968]

約数ペア:

[(1, 291189968), (2, 145594984), (4, 72797492), (8, 36398746), (16, 18199373), (331, 879728), (662, 439864), (1324, 219932), (2648, 109966), (5296, 54983)]