290631964

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{16193}}^1$

素因数の和:16845

約数の個数: 24

約数和(自身を含む): 582206688

約数和(自身を除く): 291574724

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2564, 4487, 8974, 16193, 17948, 32386, 64772, 113351, 226702, 453404, 10379713, 20759426, 41518852, 72657991, 145315982, 290631964]

約数ペア:

[(1, 290631964), (2, 145315982), (4, 72657991), (7, 41518852), (14, 20759426), (28, 10379713), (641, 453404), (1282, 226702), (2564, 113351), (4487, 64772), (8974, 32386), (16193, 17948)]