213476494

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1386211}}^1$

素因数の和:1386231

約数の個数: 16

約数和(自身を含む): 399229056

約数和(自身を除く): 185752562

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1386211, 2772422, 9703477, 15248321, 19406954, 30496642, 106738247, 213476494]

約数ペア:

[(1, 213476494), (2, 106738247), (7, 30496642), (11, 19406954), (14, 15248321), (22, 9703477), (77, 2772422), (154, 1386211)]