85706684

素因数分解:

$2^2\times 7^2\times {\mathrm{437279}}^1$

素因数の和:437297

約数の個数: 18

約数和(自身を含む): 174474720

約数和(自身を除く): 88768036

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 437279, 874558, 1749116, 3060953, 6121906, 12243812, 21426671, 42853342, 85706684]

約数ペア:

[(1, 85706684), (2, 42853342), (4, 21426671), (7, 12243812), (14, 6121906), (28, 3060953), (49, 1749116), (98, 874558), (196, 437279)]